BE404539A - - Google Patents

Info

Publication number: BE404539A
Authority: BE; Belgium

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.)

1933-08-29

Publication of BE404539A publication Critical patent/BE404539A/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
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers

BE404539D 1933-08-29 BE404539A (US07816562-20101019-C00012.png)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEN35660D DE656438C (de)	1933-08-29	1933-08-29	Insbesondere fuer Lichtausstrahlung dienende elektrische Entladungsroehre mit Dampf schwer verdampfbarer Metalle

Publications (1)

Publication Number	Publication Date
BE404539A true BE404539A (US07816562-20101019-C00012.png)

Family

ID=7347070

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE404539D BE404539A (US07816562-20101019-C00012.png)	1933-08-29

Country Status (4)

Country	Link
BE (1)	BE404539A (US07816562-20101019-C00012.png)
DE (1)	DE656438C (US07816562-20101019-C00012.png)
FR (1)	FR776840A (US07816562-20101019-C00012.png)
NL (1)	NL40363C (US07816562-20101019-C00012.png)

0
- BE BE404539D patent/BE404539A/xx unknown
1933
- 1933-08-29 DE DEN35660D patent/DE656438C/de not_active Expired
- 1933-09-09 NL NL66619A patent/NL40363C/xx active
1934
- 1934-08-03 FR FR776840D patent/FR776840A/fr not_active Expired

Also Published As

Publication number	Publication date
FR776840A (fr)	1935-02-05
DE656438C (de)	1938-02-04
NL40363C (US07816562-20101019-C00012.png)	1937-04-15

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