BE503536A - - Google Patents

Info

Publication number
BE503536A
BE503536A BE503536DA BE503536A BE 503536 A BE503536 A BE 503536A BE 503536D A BE503536D A BE 503536DA BE 503536 A BE503536 A BE 503536A
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 BE503536A publication Critical patent/BE503536A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/385—Transceivers carried on the body, e.g. in helmets
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/3827—Portable transceivers
    • H04B1/385—Transceivers carried on the body, e.g. in helmets
    • H04B2001/3855—Transceivers carried on the body, e.g. in helmets carried in a belt or harness

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
BE503536D 1950-05-26 BE503536A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1019731T 1950-05-26

Publications (1)

Publication Number Publication Date
BE503536A true BE503536A (xx)

Family

ID=9575864

Family Applications (1)

Application Number Title Priority Date Filing Date
BE503536D BE503536A (xx) 1950-05-26

Country Status (3)

Country Link
BE (1) BE503536A (xx)
FR (2) FR1019731A (xx)
GB (1) GB695326A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE523942E (sv) 2003-09-04 2009-06-02 Bo Franzen Anordning vid ett bullerdämpande "headset"

Also Published As

Publication number Publication date
FR1019731A (fr) 1953-01-26
FR61758E (fr) 1955-05-17
GB695326A (en) 1953-08-05

Similar Documents

Publication Publication Date Title
AT165408B (xx)
AT195820B (xx)
BE495516A (xx)
BE471217A (xx)
BE325830A (xx)
BE442233A (xx)
BE461301A (xx)
BE465350A (xx)
BE495522A (xx)
BE474353A (xx)
BE486021A (xx)
BE489017A (xx)
BE493326A (xx)
BE493328A (xx)
BE493329A (xx)
BE493351A (xx)
BE493362A (xx)
BE493367A (xx)
BE493380A (xx)
BE493420A (xx)
BE493509A (xx)
BE493522A (xx)
BE493852A (xx)
BE494021A (xx)
BE494028A (xx)