CA387804A - Keyboard perforator and counter - Google Patents

Keyboard perforator and counter

Info

Publication number
CA387804A
CA387804A CA387804A CA387804DA CA387804A CA 387804 A CA387804 A CA 387804A CA 387804 A CA387804 A CA 387804A CA 387804D A CA387804D A CA 387804DA CA 387804 A CA387804 A CA 387804A
Authority
CA
Canada
Prior art keywords
counter
keyboard perforator
perforator
keyboard
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
CA387804A
Other languages
French (fr)
Inventor
R. Cook Lewis
T. Goetz Maurus
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.)
AT&T Teletype Corp
Original Assignee
Teletype Corp
Publication date
Application granted granted Critical
Publication of CA387804A publication Critical patent/CA387804A/en
Expired legal-status Critical Current

Links

CA387804A Keyboard perforator and counter Expired CA387804A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA387804T

Publications (1)

Publication Number Publication Date
CA387804A true CA387804A (en) 1940-04-02

Family

ID=35393000

Family Applications (1)

Application Number Title Priority Date Filing Date
CA387804A Expired CA387804A (en) Keyboard perforator and counter

Country Status (1)

Country Link
CA (1) CA387804A (en)

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