NL250928A - - Google Patents

Info

Publication number
NL250928A
NL250928A NL250928DA NL250928A NL 250928 A NL250928 A NL 250928A NL 250928D A NL250928D A NL 250928DA NL 250928 A NL250928 A NL 250928A
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 NL250928A publication Critical patent/NL250928A/xx

Links

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
    • H01J7/24—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
NL250928D 1959-04-28 NL250928A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR793407A FR1238269A (fr) 1959-04-28 1959-04-28 Perfectionnement à la réfrigération de tubes électroniques

Publications (1)

Publication Number Publication Date
NL250928A true NL250928A (enrdf_load_stackoverflow)

Family

ID=8714248

Family Applications (2)

Application Number Title Priority Date Filing Date
NL130276D NL130276C (enrdf_load_stackoverflow) 1959-04-28
NL250928D NL250928A (enrdf_load_stackoverflow) 1959-04-28

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL130276D NL130276C (enrdf_load_stackoverflow) 1959-04-28

Country Status (5)

Country Link
CH (1) CH367572A (enrdf_load_stackoverflow)
DE (1) DE1127495B (enrdf_load_stackoverflow)
FR (1) FR1238269A (enrdf_load_stackoverflow)
GB (1) GB940800A (enrdf_load_stackoverflow)
NL (2) NL250928A (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2256757A (en) * 1939-11-04 1941-09-23 Allis Chalmers Mfg Co Electrical valve control system

Also Published As

Publication number Publication date
CH367572A (fr) 1963-02-28
FR1238269A (fr) 1960-08-12
NL130276C (enrdf_load_stackoverflow)
GB940800A (en) 1963-11-06
DE1127495B (de) 1962-04-12

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