BE454622A - - Google Patents

Info

Publication number
BE454622A
BE454622A BE454622DA BE454622A BE 454622 A BE454622 A BE 454622A BE 454622D A BE454622D A BE 454622DA BE 454622 A BE454622 A BE 454622A
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 BE454622A publication Critical patent/BE454622A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/18Modifications of frequency-changers for eliminating image frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
BE454622D 1943-03-03 BE454622A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL246850X 1943-03-03

Publications (1)

Publication Number Publication Date
BE454622A true BE454622A (en:Method)

Family

ID=19780883

Family Applications (1)

Application Number Title Priority Date Filing Date
BE454622D BE454622A (en:Method) 1943-03-03

Country Status (7)

Country Link
US (1) US2510002A (en:Method)
BE (1) BE454622A (en:Method)
CH (1) CH246850A (en:Method)
DE (1) DE965853C (en:Method)
FR (1) FR902306A (en:Method)
GB (1) GB617312A (en:Method)
NL (1) NL65133C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL172064B (nl) * 1952-08-26 Bristol Myers Co Werkwijze voor het bereiden van cefalosporanzuurderivaten.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE396449A (en:Method) * 1932-05-23
GB403709A (en) * 1932-05-26 1933-12-27 Emi Ltd Improvements relating to the reduction of interference in thermionic valve circuits
GB412253A (en) * 1932-12-19 1934-06-19 Emi Ltd Improvements in and relating to wireless receivers
AT142712B (de) * 1933-04-05 1935-09-10 Hazeltine Corp Siebkreisanordnung.
US2050912A (en) * 1935-04-08 1936-08-11 Philco Radio & Television Corp Antenna coupling device
NL45380C (en:Method) * 1936-01-06
DE709096C (de) * 1937-04-17 1941-08-06 Telefunken Gmbh Superhetempfaenger mit induktiver Antennenankopplung und mehreren durch Kurzschliessen oder Abschalten von Zusatzspulen umschaltbaren Empfangsbereichen

Also Published As

Publication number Publication date
NL65133C (en:Method)
CH246850A (de) 1947-01-31
DE965853C (de) 1957-06-27
US2510002A (en) 1950-05-30
GB617312A (en) 1949-02-03
FR902306A (fr) 1945-08-28

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