CA752669A - Retrieval of file cards - Google Patents

Retrieval of file cards

Info

Publication number
CA752669A
CA752669A CA752669A CA752669DA CA752669A CA 752669 A CA752669 A CA 752669A CA 752669 A CA752669 A CA 752669A CA 752669D A CA752669D A CA 752669DA CA 752669 A CA752669 A CA 752669A
Authority
CA
Canada
Prior art keywords
retrieval
file cards
cards
file
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
CA752669A
Inventor
W. Bleiman Lewis
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA752669A publication Critical patent/CA752669A/en
Expired legal-status Critical Current

Links

CA752669A Retrieval of file cards Expired CA752669A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA752669T

Publications (1)

Publication Number Publication Date
CA752669A true CA752669A (en) 1967-02-14

Family

ID=36187019

Family Applications (1)

Application Number Title Priority Date Filing Date
CA752669A Expired CA752669A (en) Retrieval of file cards

Country Status (1)

Country Link
CA (1) CA752669A (en)

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