BE433887A - - Google Patents

Info

Publication number
BE433887A
BE433887A BE433887DA BE433887A BE 433887 A BE433887 A BE 433887A BE 433887D A BE433887D A BE 433887DA BE 433887 A BE433887 A BE 433887A
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.)
Publication of BE433887A publication Critical patent/BE433887A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/04—Cases; Covers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
    • H03F1/542—Replacing by standby devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BE433887D 1938-04-22 BE433887A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US203604A US2153528A (en) 1938-04-22 1938-04-22 Broad band transmission system

Publications (1)

Publication Number Publication Date
BE433887A true BE433887A (enrdf_load_html_response)

Family

ID=22754627

Family Applications (2)

Application Number Title Priority Date Filing Date
BE433887D BE433887A (enrdf_load_html_response) 1938-04-22
BE445505D BE445505A (enrdf_load_html_response) 1938-04-22

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE445505D BE445505A (enrdf_load_html_response) 1938-04-22

Country Status (4)

Country Link
US (1) US2153528A (enrdf_load_html_response)
BE (2) BE445505A (enrdf_load_html_response)
CH (1) CH227863A (enrdf_load_html_response)
FR (1) FR853067A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3163809A (en) * 1961-01-10 1964-12-29 Ling Temco Vought Inc Random noise system for vibration testing

Also Published As

Publication number Publication date
FR853067A (fr) 1940-03-09
CH227863A (de) 1943-07-15
US2153528A (en) 1939-04-04
BE445505A (enrdf_load_html_response)

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