CA55214A - Telephone circuit - Google Patents

Telephone circuit

Info

Publication number
CA55214A
CA55214A CA000055214A CA55214DA CA55214A CA 55214 A CA55214 A CA 55214A CA 000055214 A CA000055214 A CA 000055214A CA 55214D A CA55214D A CA 55214DA CA 55214 A CA55214 A CA 55214A
Authority
CA
Canada
Prior art keywords
telephone circuit
telephone
circuit
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
CA000055214A
Other languages
French (fr)
Inventor
Charles Ezra Scribner
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.)
Bell Telephone Company of Canada
Original Assignee
Bell Telephone Company of Canada
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 Bell Telephone Company of Canada filed Critical Bell Telephone Company of Canada
Application granted granted Critical
Publication of CA55214A publication Critical patent/CA55214A/en
Expired legal-status Critical Current

Links

CA000055214A 1896-10-20 1896-10-20 Telephone circuit Expired CA55214A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA55214T 1896-10-20

Publications (1)

Publication Number Publication Date
CA55214A true CA55214A (en) 1897-03-10

Family

ID=45171753

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000055214A Expired CA55214A (en) 1896-10-20 1896-10-20 Telephone circuit

Country Status (1)

Country Link
CA (1) CA55214A (en)

Similar Documents

Publication Publication Date Title
CA53552A (en) Telephone circuit
CA55214A (en) Telephone circuit
CA53722A (en) Telephone circuit
CA53904A (en) Telephone circuit
CA53967A (en) Telephone switchboard
CA60010A (en) Telephone switchboard
CA53906A (en) Multiple telephone
CA68809A (en) Telephone signal
CA59926A (en) Telephone circuit
CA54531A (en) Telephone system
CA53737A (en) Telephone apparatus
CA54132A (en) Telephone apparatus
CA84938A (en) Signal for telephone switchboards
CA51649A (en) Telephone transmitter
CA56782A (en) Switchboard annunciator
CA45494A (en) Telephone circuit
CA46419A (en) Telephone circuit
CA46421A (en) Telephone circuit
CA53720A (en) Signal for telephone lines
CA55781A (en) Electric bell
CA58010A (en) Circuit for annunciator telephone lines
CA53905A (en) Switchboard for telephone exchanges
CA59455A (en) Telephone switch board
CA53902A (en) Telephone signal and signalling circuit
CA72181A (en) Telephone circuit