FR942982A - Perfectionnements aux casques téléphoniques - Google Patents

Perfectionnements aux casques téléphoniques

Info

Publication number
FR942982A
FR942982A FR942982DA FR942982A FR 942982 A FR942982 A FR 942982A FR 942982D A FR942982D A FR 942982DA FR 942982 A FR942982 A FR 942982A
Authority
FR
France
Prior art keywords
telephone headsets
headsets
telephone
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SoundScriber Corp
Original Assignee
SoundScriber Corp
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 SoundScriber Corp filed Critical SoundScriber Corp
Application granted granted Critical
Publication of FR942982A publication Critical patent/FR942982A/fr
Expired legal-status Critical Current

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
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR942982D 1944-09-04 1947-03-10 Perfectionnements aux casques téléphoniques Expired FR942982A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US942982XA 1944-09-04 1944-09-04

Publications (1)

Publication Number Publication Date
FR942982A true FR942982A (fr) 1949-02-23

Family

ID=22244354

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942982D Expired FR942982A (fr) 1944-09-04 1947-03-10 Perfectionnements aux casques téléphoniques

Country Status (1)

Country Link
FR (1) FR942982A (fr)

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