NL72934C - - Google Patents

Info

Publication number: NL72934C
Authority: NL; Netherlands

Application number

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.)

1947-04-15

Publication of NL72934C publication Critical patent/NL72934C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight

NL72934D 1947-04-15 NL72934C (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US741632A US2549330A (en)	1947-04-15	1947-04-15	Photographic light unit

Publications (1)

Publication Number	Publication Date
NL72934C true NL72934C (de)

Family

ID=24981522

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL72934D NL72934C (de)	1947-04-15
NL676716802A NL139917B (nl)	1947-04-15		Inrichting voor de verwerking van kleurfoelies op een degelpers.

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL676716802A NL139917B (nl)	1947-04-15		Inrichting voor de verwerking van kleurfoelies op een degelpers.

Country Status (3)

Country	Link
US (1)	US2549330A (de)
GB (1)	GB648418A (de)
NL (2)	NL139917B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2825795A (en) *	1953-11-25	1958-03-04	Andrew F Henninger	Flashtube mounting structure
US2794906A (en) *	1954-06-16	1957-06-04	Harold E Edgerton	Gaseous-discharge apparatus
DE958804C (de) *	1954-07-15	1957-02-21	Dr Arthur Gewehr	Beleuchtungseinrichtung fuer photographische Zwecke
US5452188A (en) *	1992-04-14	1995-09-19	Green; Timothy M.	Modular strobe bar
US9195117B2 (en) *	2009-01-29	2015-11-24	William Connor Delzell	Modified system and method for obtaining photographic and/or videographic images

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1374832A (en) *	1919-09-27	1921-04-12	Connecticut Telephone & Elec	Vacuum-tube base
US1677752A (en) *	1921-01-27	1928-07-17	Harry A Douglas	Electric reflecting lamp
US2201853A (en) *	1938-01-28	1940-05-21	Gen Electric	Socket structure
US2205672A (en) *	1938-10-13	1940-06-25	David F Sawyer	Lighting element and fixture therefor
US2277698A (en) *	1941-05-13	1942-03-31	Herbert E Grier	Flash-photography apparatus

0
- NL NL72934D patent/NL72934C/xx active
- NL NL676716802A patent/NL139917B/xx unknown
1947
- 1947-04-15 US US741632A patent/US2549330A/en not_active Expired - Lifetime
1948
- 1948-04-15 GB GB10503/48A patent/GB648418A/en not_active Expired

Also Published As

Publication number	Publication date
NL139917B (nl)
US2549330A (en)	1951-04-17
GB648418A (en)	1951-01-03

Publication	Publication Date	Title
FR965208A (de)	1950-09-06
FR963238A (de)	1950-07-01
FR964051A (de)	1950-08-04
FR965673A (de)	1950-09-19
AT166672B (de)	1950-09-11
FR963504A (de)	1950-07-17
AT165884B (de)	1950-05-10
FR958837A (de)	1950-03-21
BE474505A (de)	1947-04-30
BE474976A (de)
BE474389A (de)
BE422748A (de)
BE465296A (de)
BE401708A (de)
BE342691A (de)
BE470620A (de)
BE463900A (de)
NL72934C (de)
NL78652C (de)
NL76859C (de)
NL69713C (de)
BE486002A (de)
BE485349A (de)
BE485112A (de)
BE470729A (de)