CA544838A - Electronic tone generator - Google Patents

Electronic tone generator

Info

Publication number
CA544838A
CA544838A CA544838A CA544838DA CA544838A CA 544838 A CA544838 A CA 544838A CA 544838 A CA544838 A CA 544838A CA 544838D A CA544838D A CA 544838DA CA 544838 A CA544838 A CA 544838A
Authority
CA
Canada
Prior art keywords
tone generator
electronic tone
electronic
generator
tone
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
CA544838A
Other languages
French (fr)
Inventor
D. Grandstaff Otho
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.)
General Telephone Laboratories Inc
Original Assignee
General Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA544838A publication Critical patent/CA544838A/en
Expired legal-status Critical Current

Links

CA544838A Electronic tone generator Expired CA544838A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA544838T

Publications (1)

Publication Number Publication Date
CA544838A true CA544838A (en) 1957-08-13

Family

ID=35702010

Family Applications (1)

Application Number Title Priority Date Filing Date
CA544838A Expired CA544838A (en) Electronic tone generator

Country Status (1)

Country Link
CA (1) CA544838A (en)

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