NL38748C - - Google Patents

Info

Publication number
NL38748C
NL38748C NL38748DA NL38748C NL 38748 C NL38748 C NL 38748C NL 38748D A NL38748D A NL 38748DA NL 38748 C NL38748 C NL 38748C
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 NL38748C publication Critical patent/NL38748C/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)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Relay Circuits (AREA)
NL38748D 1933-01-13 NL38748C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR647953X 1933-01-13

Publications (1)

Publication Number Publication Date
NL38748C true NL38748C (enrdf_load_html_response)

Family

ID=9002374

Family Applications (1)

Application Number Title Priority Date Filing Date
NL38748D NL38748C (enrdf_load_html_response) 1933-01-13

Country Status (5)

Country Link
BE (1) BE400588A (enrdf_load_html_response)
DE (1) DE647953C (enrdf_load_html_response)
FR (1) FR749017A (enrdf_load_html_response)
GB (1) GB419634A (enrdf_load_html_response)
NL (1) NL38748C (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE892631C (de) * 1939-05-28 1953-10-08 Hartmann & Braun Ag Stoerungsunempfindlicher elektrischer Frequenzmesser, besonders fuer kleine Frequenzen
BE544673A (enrdf_load_html_response) * 1955-04-13

Also Published As

Publication number Publication date
FR749017A (fr) 1933-07-17
DE647953C (de) 1937-07-17
GB419634A (en) 1934-11-15
BE400588A (enrdf_load_html_response)

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