FR782724A - Flash lamp - Google Patents

Flash lamp

Info

Publication number: FR782724A
Authority: FR; France
Prior art keywords: flash lamp; flash; lamp
Prior art date: 1933-12-15
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.)

Koninklijke Philips NV

Original Assignee

Philips Gloeilampenfabrieken 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.)

1933-12-15

Filing date

1934-12-14

Publication date

1935-06-11

1934-12-14 Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV

1935-06-11 Application granted granted Critical

1935-06-11 Publication of FR782724A publication Critical patent/FR782724A/en

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K5/00—Light sources using charges of combustible material, e.g. illuminating flash devices
- F21K5/02—Light sources using charges of combustible material, e.g. illuminating flash devices ignited in a non-disrupting container, e.g. photo-flash bulb

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)

FR782724D 1933-12-15 1934-12-14 Flash lamp Expired FR782724A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE782724X		1933-12-15

Publications (1)

Publication Number	Publication Date
FR782724A true FR782724A (en)	1935-06-11

Family

ID=6695055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR782724D Expired FR782724A (en)	1933-12-15	1934-12-14	Flash lamp

Country Status (1)

Country	Link
FR (1)	FR782724A (en)

1934
- 1934-12-14 FR FR782724D patent/FR782724A/en not_active Expired

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