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CA546666A - Duplicating apparatus for making magnetic records - Google Patents

Duplicating apparatus for making magnetic records

Info

Publication number
CA546666A
CA546666A CA546666A CA546666DA CA546666A CA 546666 A CA546666 A CA 546666A CA 546666 A CA546666 A CA 546666A CA 546666D A CA546666D A CA 546666DA CA 546666 A CA546666 A CA 546666A
Authority
CA
Canada
Prior art keywords
making magnetic
duplicating apparatus
magnetic records
records
duplicating
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
CA546666A
Other languages
French (fr)
Inventor
Charles S. Allyn, Jr.
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 CA546666A publication Critical patent/CA546666A/en
Expired legal-status Critical Current

Links

CA546666A Duplicating apparatus for making magnetic records Expired CA546666A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA546666T

Publications (1)

Publication Number Publication Date
CA546666A true CA546666A (en) 1957-09-24

Family

ID=35703865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA546666A Expired CA546666A (en) Duplicating apparatus for making magnetic records

Country Status (1)

Country Link
CA (1) CA546666A (en)

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