CA600295A - Magnetic drum playback circuitry - Google Patents

Magnetic drum playback circuitry

Info

Publication number
CA600295A
CA600295A CA600295A CA600295DA CA600295A CA 600295 A CA600295 A CA 600295A CA 600295 A CA600295 A CA 600295A CA 600295D A CA600295D A CA 600295DA CA 600295 A CA600295 A CA 600295A
Authority
CA
Canada
Prior art keywords
magnetic drum
playback circuitry
drum playback
circuitry
magnetic
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
CA600295A
Inventor
H. Walters William
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.)
National Cash Register Co
Original Assignee
National Cash Register Co
Publication date
Application granted granted Critical
Publication of CA600295A publication Critical patent/CA600295A/en
Expired legal-status Critical Current

Links

CA600295A Magnetic drum playback circuitry Expired CA600295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA600295T

Publications (1)

Publication Number Publication Date
CA600295A true CA600295A (en) 1960-06-21

Family

ID=35816079

Family Applications (1)

Application Number Title Priority Date Filing Date
CA600295A Expired CA600295A (en) Magnetic drum playback circuitry

Country Status (1)

Country Link
CA (1) CA600295A (en)

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