CA407342A - Magnetic telegraphone - Google Patents

Magnetic telegraphone

Info

Publication number
CA407342A
CA407342A CA407342A CA407342DA CA407342A CA 407342 A CA407342 A CA 407342A CA 407342 A CA407342 A CA 407342A CA 407342D A CA407342D A CA 407342DA CA 407342 A CA407342 A CA 407342A
Authority
CA
Canada
Prior art keywords
telegraphone
magnetic
magnetic telegraphone
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
CA407342A
Other languages
French (fr)
Inventor
Everett Wooldridge Dean
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA407342A publication Critical patent/CA407342A/en
Expired legal-status Critical Current

Links

CA407342A Magnetic telegraphone Expired CA407342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA407342T

Publications (1)

Publication Number Publication Date
CA407342A true CA407342A (en) 1942-09-08

Family

ID=35418642

Family Applications (1)

Application Number Title Priority Date Filing Date
CA407342A Expired CA407342A (en) Magnetic telegraphone

Country Status (1)

Country Link
CA (1) CA407342A (en)

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