FR351897A - Telephone device - Google Patents

Telephone device

Info

Publication number
FR351897A
FR351897A FR351897DA FR351897A FR 351897 A FR351897 A FR 351897A FR 351897D A FR351897D A FR 351897DA FR 351897 A FR351897 A FR 351897A
Authority
FR
France
Prior art keywords
telephone device
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)
Inventor
Robert Bines
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR351897A publication Critical patent/FR351897A/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
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
FR351897D 1905-02-28 1905-02-28 Telephone device Expired FR351897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR351897T 1905-02-28

Publications (1)

Publication Number Publication Date
FR351897A true FR351897A (en) 1905-07-28

Family

ID=1400180

Family Applications (1)

Application Number Title Priority Date Filing Date
FR351897D Expired FR351897A (en) 1905-02-28 1905-02-28 Telephone device

Country Status (1)

Country Link
FR (1) FR351897A (en)

Similar Documents

Publication Publication Date Title
FR351897A (en) Telephone device
FR359259A (en) Adder device
FR366116A (en) Electro-capillary device
FR351551A (en) Fumivorous device
FR8589E (en) Telautograph device
FR352546A (en) Telautograph device
FR363114A (en) Telephone device
FR364900A (en) Telephone device
FR352699A (en) Adder device
FR351092A (en) Conveyor device
FR358998A (en) Concentrator device
FR356132A (en) Lifting device
FR354304A (en) Advanced phonographic device
CH33890A (en) Dishwashing device
CH34939A (en) Dishwashing device
FR355976A (en) Transmission device
FR364537A (en) Rescue device
FR354035A (en) Carburetor device
CH34948A (en) Connect device
FR356907A (en) Sprayer device
FR350567A (en) Radio-telegraph auto-switching device
FR355851A (en) Massage device
FR360068A (en) Self-electro-massager
FR392764A (en) Telephone device
FR370315A (en) Device stamp-letters