CA285157A - Index de cartes a lecture directe - Google Patents

Index de cartes a lecture directe

Info

Publication number
CA285157A
CA285157A CA285157A CA285157DA CA285157A CA 285157 A CA285157 A CA 285157A CA 285157 A CA285157 A CA 285157A CA 285157D A CA285157D A CA 285157DA CA 285157 A CA285157 A CA 285157A
Authority
CA
Canada
Prior art keywords
card index
visible card
visible
index
card
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
CA285157A
Other languages
English (en)
Inventor
Von Auw Alwin
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.)
BOORUM AND PEASE Co
Original Assignee
BOORUM AND PEASE Co
Publication date
Application granted granted Critical
Publication of CA285157A publication Critical patent/CA285157A/fr
Expired legal-status Critical Current

Links

CA285157A Index de cartes a lecture directe Expired CA285157A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA285157T

Publications (1)

Publication Number Publication Date
CA285157A true CA285157A (fr) 1928-11-27

Family

ID=35221970

Family Applications (1)

Application Number Title Priority Date Filing Date
CA285157A Expired CA285157A (fr) Index de cartes a lecture directe

Country Status (1)

Country Link
CA (1) CA285157A (fr)

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