FR45478E - Electron tube - Google Patents

Electron tube

Info

Publication number: FR45478E
Authority: FR; France
Prior art keywords: electron tube; electron; tube
Prior art date: 1933-07-16
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Loewe Opta GmbH

Original Assignee

Loewe Opta GmbH

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1933-07-16

Filing date

1934-11-23

Publication date

1935-09-12

1934-11-23 Application filed by Loewe Opta GmbH filed Critical Loewe Opta GmbH

1935-09-12 Application granted granted Critical

1935-09-12 Publication of FR45478E publication Critical patent/FR45478E/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B13/00—Generation of oscillations using deflection of electron beam in a cathode-ray tube

FR45478D 1933-07-16 1934-11-23 Electron tube Expired FR45478E (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE443364X		1933-07-16

Publications (1)

Publication Number	Publication Date
FR45478E true FR45478E (en)	1935-09-12

Family

ID=6528779

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR776476D Expired FR776476A (en)	1933-07-16	1934-07-24	Electron tube
FR45478D Expired FR45478E (en)	1933-07-16	1934-11-23	Electron tube

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
FR776476D Expired FR776476A (en)	1933-07-16	1934-07-24	Electron tube

Country Status (3)

Country	Link
US (1)	US2114613A (en)
FR (2)	FR776476A (en)
GB (3)	GB443364A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2475644A (en) *	1943-08-19	1949-07-12	Nora A Woodin	Electron tube
US2505261A (en) *	1947-08-29	1950-04-25	Honeywell Regulator Co	Beam type of electron discharge tubes
BE497802A (en) *	1949-09-14
US2806173A (en) *	1951-01-09	1957-09-10	Philco Corp	Signal amplitude limiting circuits
US2781468A (en) *	1952-02-18	1957-02-12	Zenith Radio Corp	Television receiver
US2834912A (en) *	1954-09-07	1958-05-13	Burroughs Corp	Switching methods and structure with multi-output tubes

1934
- 1934-07-24 FR FR776476D patent/FR776476A/en not_active Expired
- 1934-07-26 GB GB21824/34A patent/GB443364A/en not_active Expired
- 1934-11-23 FR FR45478D patent/FR45478E/en not_active Expired
- 1934-11-26 GB GB33881/34A patent/GB450962A/en not_active Expired
- 1934-11-26 US US754710A patent/US2114613A/en not_active Expired - Lifetime
- 1934-11-26 GB GB14731/36A patent/GB451021A/en not_active Expired

Also Published As

Publication number	Publication date
GB451021A (en)	1936-07-27
US2114613A (en)	1938-04-19
FR776476A (en)	1934-01-25
GB450962A (en)	1936-07-27
GB443364A (en)	1936-02-26

Similar Documents

Publication	Publication Date	Title
FR779632A (en)	1935-04-10	Electron tube
FR774334A (en)	1934-12-05	High deflection braun tubes
FR774394A (en)	1934-12-05	Cathode ray tube
FR44875E (en)	1935-04-24	Electric discharge tube
FR776476A (en)	1934-01-25	Electron tube
FR45657E (en)	1935-11-13	Cathode ray tube
FR45379E (en)	1935-07-26	Electric discharge tube
FR45110E (en)	1935-06-13	Cathode ray tube
FR44905E (en)	1935-05-01	Improvements made to electric discharge tubes
FR780110A (en)	1935-04-19	Cathode ray tube
FR774752A (en)	1934-12-12	Electron beam tube
FR780700A (en)	1935-04-30	Electric discharge tube
FR771173A (en)	1934-10-02	Electric discharge tube
FR772117A (en)	1934-10-23	Discharge tube
FR774703A (en)	1934-12-12	Electron tube
FR771172A (en)	1934-10-02	Electric discharge tube
FR774816A (en)	1934-12-14	Electric discharge tube
FR761052A (en)	1934-03-10	Electron tube
FR776079A (en)	1935-01-16	Gas-filled rectifier tube
FR757631A (en)	1933-12-29	Improvements made to electric discharge tubes
FR763296A (en)	1934-04-26	Tube wrench
FR763184A (en)	1934-04-25	Finned tubes improvements
FR756353A (en)	1933-12-08	Incandescent cathode tube
FR771488A (en)	1934-10-09	Electric discharge tubes
FR768273A (en)	1934-08-03	Electron tube