NL56612C - - Google Patents

Info

Publication number
NL56612C
NL56612C NL56612DA NL56612C NL 56612 C NL56612 C NL 56612C NL 56612D A NL56612D A NL 56612DA NL 56612 C NL56612 C NL 56612C
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.)
Publication of NL56612C publication Critical patent/NL56612C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/84—Lamps with discharge constricted by high pressure
    • H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection
    • 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
NL56612D 1938-12-01 NL56612C (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE215858X 1938-12-01
CH206032T 1939-10-21

Publications (1)

Publication Number Publication Date
NL56612C true NL56612C (enrdf_load_html_response)

Family

ID=25724254

Family Applications (1)

Application Number Title Priority Date Filing Date
NL56612D NL56612C (enrdf_load_html_response) 1938-12-01

Country Status (3)

Country Link
CH (1) CH215858A (enrdf_load_html_response)
GB (1) GB522697A (enrdf_load_html_response)
NL (1) NL56612C (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3321479A1 (de) * 1983-06-14 1984-12-20 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Hochdruckentladungslampe

Also Published As

Publication number Publication date
GB522697A (en) 1940-06-25
CH215858A (de) 1941-07-15

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