FR605750A - Improvements to telephone transmitters - Google Patents

Improvements to telephone transmitters

Info

Publication number
FR605750A
FR605750A FR605750DA FR605750A FR 605750 A FR605750 A FR 605750A FR 605750D A FR605750D A FR 605750DA FR 605750 A FR605750 A FR 605750A
Authority
FR
France
Prior art keywords
telephone transmitters
transmitters
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
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR605750A publication Critical patent/FR605750A/en
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
    • H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR605750D 1925-11-06 1925-11-06 Improvements to telephone transmitters Expired FR605750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR605750T 1925-11-06

Publications (1)

Publication Number Publication Date
FR605750A true FR605750A (en) 1926-06-01

Family

ID=8974196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR605750D Expired FR605750A (en) 1925-11-06 1925-11-06 Improvements to telephone transmitters

Country Status (1)

Country Link
FR (1) FR605750A (en)

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