FR712072A - Arc lamp for projector and electrode for the service of this lamp - Google Patents

Arc lamp for projector and electrode for the service of this lamp

Info

Publication number: FR712072A
Authority: FR; France
Prior art keywords: lamp; projector; electrode; service; arc
Prior art date: 1930-03-01
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.)

Siemens Schuckertwerke AG

Siemens Corp

Original Assignee

Siemens Schuckertwerke AG

Siemens Corp

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.)

1930-03-01

Filing date

1931-02-25

Publication date

1931-09-24

1931-02-25 Application filed by Siemens Schuckertwerke AG, Siemens Corp filed Critical Siemens Schuckertwerke AG

1931-09-24 Application granted granted Critical

1931-09-24 Publication of FR712072A publication Critical patent/FR712072A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/02—Details
- H05B31/18—Mountings for electrodes; Electrode feeding devices

FR712072D 1930-03-01 1931-02-25 Arc lamp for projector and electrode for the service of this lamp Expired FR712072A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE712072X		1930-03-01

Publications (1)

Publication Number	Publication Date
FR712072A true FR712072A (en)	1931-09-24

Family

ID=6621560

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR712072D Expired FR712072A (en)	1930-03-01	1931-02-25	Arc lamp for projector and electrode for the service of this lamp

Country Status (1)

Country	Link
FR (1)	FR712072A (en)

1931
- 1931-02-25 FR FR712072D patent/FR712072A/en not_active Expired

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