CA412362A - Systeme de cartes a lecture directe - Google Patents

Systeme de cartes a lecture directe

Info

Publication number
CA412362A
CA412362A CA412362A CA412362DA CA412362A CA 412362 A CA412362 A CA 412362A CA 412362 A CA412362 A CA 412362A CA 412362D A CA412362D A CA 412362DA CA 412362 A CA412362 A CA 412362A
Authority
CA
Canada
Prior art keywords
record system
visible record
visible
record
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
CA412362A
Other languages
English (en)
Inventor
B. Hall Marchand
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.)
ACM? VISIBLE RECORDS
ACMA VISIBLE RECORDS Inc
Original Assignee
ACM? VISIBLE RECORDS
ACMA VISIBLE RECORDS Inc
Publication date
Application granted granted Critical
Publication of CA412362A publication Critical patent/CA412362A/fr
Expired legal-status Critical Current

Links

CA412362A Systeme de cartes a lecture directe Expired CA412362A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA412362T

Publications (1)

Publication Number Publication Date
CA412362A true CA412362A (fr) 1943-05-11

Family

ID=35521527

Family Applications (1)

Application Number Title Priority Date Filing Date
CA412362A Expired CA412362A (fr) Systeme de cartes a lecture directe

Country Status (1)

Country Link
CA (1) CA412362A (fr)

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