NL41239C - - Google Patents

Info

Publication number: NL41239C
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.)

1933-11-09

Publication of NL41239C publication Critical patent/NL41239C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
- H01J61/523—Heating or cooling particular parts of the lamp

NL41239D 1933-11-09 NL41239C (en))

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL433671X		1933-11-09

Publications (1)

Publication Number	Publication Date
NL41239C true NL41239C (en))

Family

ID=19786175

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL41239D NL41239C (en))	1933-11-09

Country Status (6)

Country	Link
US (1)	US2030445A (en))
BE (1)	BE406110A (en))
DE (1)	DE683436C (en))
FR (1)	FR780928A (en))
GB (1)	GB433671A (en))
NL (1)	NL41239C (en))

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4232360A (en) *	1978-01-11	1980-11-04	General Electric Company	Heat recovery high intensity discharge lamp constructions

0
- NL NL41239D patent/NL41239C/xx active
- BE BE406110D patent/BE406110A/xx unknown
1934
- 1934-11-07 FR FR780928D patent/FR780928A/fr not_active Expired
- 1934-11-07 US US751953A patent/US2030445A/en not_active Expired - Lifetime
- 1934-11-07 DE DEN37373D patent/DE683436C/de not_active Expired
- 1934-11-09 GB GB32300/34A patent/GB433671A/en not_active Expired

Also Published As

Publication number	Publication date
BE406110A (en))
US2030445A (en)	1936-02-11
GB433671A (en)	1935-08-19
DE683436C (de)	1939-11-06
FR780928A (fr)	1935-05-06

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