NL55499C - - Google Patents

Info

Publication number: NL55499C
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.)

1939-05-22

Publication of NL55499C publication Critical patent/NL55499C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)

NL55499D 1939-05-22 NL55499C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE869501X		1939-05-22

Publications (1)

Publication Number	Publication Date
NL55499C true NL55499C (enrdf_load_stackoverflow)

Family

ID=6802959

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL55499D NL55499C (enrdf_load_stackoverflow)	1939-05-22

Country Status (3)

Country	Link
FR (1)	FR869501A (enrdf_load_stackoverflow)
IT (1)	IT383299A (enrdf_load_stackoverflow)
NL (1)	NL55499C (enrdf_load_stackoverflow)

0
- IT IT383299D patent/IT383299A/it unknown
- NL NL55499D patent/NL55499C/xx active
1941
- 1941-01-25 FR FR869501D patent/FR869501A/fr not_active Expired

Also Published As

Publication number	Publication date
FR869501A (fr)	1942-02-04
IT383299A (enrdf_load_stackoverflow)

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