BE517983A - - Google Patents

Info

Publication number
BE517983A
BE517983A BE517983DA BE517983A BE 517983 A BE517983 A BE 517983A BE 517983D A BE517983D A BE 517983DA BE 517983 A BE517983 A BE 517983A
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 date
Publication of BE517983A publication Critical patent/BE517983A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/30—Electromagnetic relays specially adapted for actuation by AC
    • H01H51/32—Frequency relays; Mechanically-tuned relays

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electromagnets (AREA)
  • Particle Accelerators (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
BE517983D 1952-02-27 BE517983A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE738852X 1952-02-27

Publications (1)

Publication Number Publication Date
BE517983A true BE517983A (enrdf_load_html_response) 1900-01-01

Family

ID=20319774

Family Applications (1)

Application Number Title Priority Date Filing Date
BE517983D BE517983A (enrdf_load_html_response) 1952-02-27

Country Status (3)

Country Link
US (1) US2728003A (enrdf_load_html_response)
BE (1) BE517983A (enrdf_load_html_response)
GB (1) GB738852A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3517288A (en) * 1968-09-03 1970-06-23 Bulova Watch Co Inc Transformer-coupled drive system for tuning-fork oscillator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1941273A (en) * 1931-10-29 1933-12-26 Gen Electric Vacuum switch
FR745033A (enrdf_load_html_response) * 1932-01-15 1933-05-01
FR758319A (fr) * 1932-10-12 1934-01-16 Cem Comp Electro Mec Perfectionnements aux appareils servant à couper les circuits électriques

Also Published As

Publication number Publication date
GB738852A (en) 1955-10-19
US2728003A (en) 1955-12-20

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