SE7404685L - DEVICE FOR A DEVICE, PREFERABLY A TELEPHONE DEVICE. - Google Patents

DEVICE FOR A DEVICE, PREFERABLY A TELEPHONE DEVICE.

Info

Publication number
SE7404685L
SE7404685L SE7404685A SE7404685A SE7404685L SE 7404685 L SE7404685 L SE 7404685L SE 7404685 A SE7404685 A SE 7404685A SE 7404685 A SE7404685 A SE 7404685A SE 7404685 L SE7404685 L SE 7404685L
Authority
SE
Sweden
Prior art keywords
telephone
telephone device
Prior art date
Application number
SE7404685A
Other languages
Swedish (sv)
Other versions
SE386339B (en
Inventor
Karl Soderberg
Original Assignee
Karl Soderberg
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.)
Filing date
Publication date
Application filed by Karl Soderberg filed Critical Karl Soderberg
Priority to SE7404685A priority Critical patent/SE386339B/en
Publication of SE7404685L publication Critical patent/SE7404685L/en
Publication of SE386339B publication Critical patent/SE386339B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
    • H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
SE7404685A 1974-04-08 1974-04-08 DEVICE FOR RECEIVING A MICROPHONE INCLUDED BY A TELEPHONE DEVICE SE386339B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SE7404685A SE386339B (en) 1974-04-08 1974-04-08 DEVICE FOR RECEIVING A MICROPHONE INCLUDED BY A TELEPHONE DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7404685A SE386339B (en) 1974-04-08 1974-04-08 DEVICE FOR RECEIVING A MICROPHONE INCLUDED BY A TELEPHONE DEVICE

Publications (2)

Publication Number Publication Date
SE7404685L true SE7404685L (en) 1975-10-09
SE386339B SE386339B (en) 1976-08-02

Family

ID=20320758

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7404685A SE386339B (en) 1974-04-08 1974-04-08 DEVICE FOR RECEIVING A MICROPHONE INCLUDED BY A TELEPHONE DEVICE

Country Status (1)

Country Link
SE (1) SE386339B (en)

Also Published As

Publication number Publication date
SE386339B (en) 1976-08-02

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