CH201751A - Electric discharge tube. - Google Patents

Electric discharge tube.

Info

Publication number: CH201751A
Authority: CH; Switzerland
Prior art keywords: electric discharge; discharge tube; tube; electric; discharge
Prior art date: 1937-02-12

Application number

Other languages

German (de)

Inventor

Gloeilampenfabrieken N Philips

Original Assignee

Philips Nv

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.)

1937-02-12

Filing date

1938-02-10

Publication date

1938-12-15

1938-02-10 Application filed by Philips Nv filed Critical Philips Nv

1938-12-15 Publication of CH201751A publication Critical patent/CH201751A/en

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/02—Tubes in which one or a few electrodes are secondary-electron emitting electrodes

CH201751D 1937-02-12 1938-02-10 Electric discharge tube. CH201751A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL201751X		1937-02-12

Publications (1)

Publication Number	Publication Date
CH201751A true CH201751A (en)	1938-12-15

Family

ID=19778373

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH201751D CH201751A (en)	1937-02-12	1938-02-10	Electric discharge tube.

Country Status (5)

Country	Link
US (1)	US2134407A (en)
BE (1)	BE426298A (en)
CH (1)	CH201751A (en)
FR (1)	FR833451A (en)
GB (1)	GB487044A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2442576A (en) *	1939-08-05	1948-06-01	Hartford Nat Bank & Trust Co	Mixing tube
US2448559A (en) *	1944-05-05	1948-09-07	Raytheon Mfg Co	Electron discharge tube
BE484647A (en) *	1947-09-03
US2615138A (en) *	1948-10-30	1952-10-21	Rca Corp	Beam type electron tube

0
- BE BE426298D patent/BE426298A/xx unknown
1938
- 1938-02-09 US US189507A patent/US2134407A/en not_active Expired - Lifetime
- 1938-02-09 GB GB4067/38A patent/GB487044A/en not_active Expired
- 1938-02-10 CH CH201751D patent/CH201751A/en unknown
- 1938-02-10 FR FR833451D patent/FR833451A/en not_active Expired

Also Published As

Publication number	Publication date
FR833451A (en)	1938-10-21
US2134407A (en)	1938-10-25
GB487044A (en)	1938-06-14
BE426298A (en)

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