CA440030A - Signal recording device - Google Patents

Signal recording device

Info

Publication number
CA440030A
CA440030A CA440030A CA440030DA CA440030A CA 440030 A CA440030 A CA 440030A CA 440030 A CA440030 A CA 440030A CA 440030D A CA440030D A CA 440030DA CA 440030 A CA440030 A CA 440030A
Authority
CA
Canada
Prior art keywords
recording device
signal recording
signal
recording
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
CA440030A
Other languages
French (fr)
Inventor
C. W. Thiede Ferdinand
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.)
B A PROCTOR Co
Original Assignee
B A PROCTOR Co
Publication date
Application granted granted Critical
Publication of CA440030A publication Critical patent/CA440030A/en
Expired legal-status Critical Current

Links

CA440030A Signal recording device Expired CA440030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA440030T

Publications (1)

Publication Number Publication Date
CA440030A true CA440030A (en) 1947-03-04

Family

ID=35555264

Family Applications (1)

Application Number Title Priority Date Filing Date
CA440030A Expired CA440030A (en) Signal recording device

Country Status (1)

Country Link
CA (1) CA440030A (en)

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