CA575449A - Optical unit for use in a record controlled machine - Google Patents

Optical unit for use in a record controlled machine

Info

Publication number
CA575449A
CA575449A CA575449A CA575449DA CA575449A CA 575449 A CA575449 A CA 575449A CA 575449 A CA575449 A CA 575449A CA 575449D A CA575449D A CA 575449DA CA 575449 A CA575449 A CA 575449A
Authority
CA
Canada
Prior art keywords
optical unit
controlled machine
record controlled
record
machine
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
CA575449A
Other languages
French (fr)
Inventor
J. Oldenboom Derk
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Publication date
Application granted granted Critical
Publication of CA575449A publication Critical patent/CA575449A/en
Expired legal-status Critical Current

Links

CA575449A Optical unit for use in a record controlled machine Expired CA575449A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA575449T

Publications (1)

Publication Number Publication Date
CA575449A true CA575449A (en) 1959-05-05

Family

ID=35751305

Family Applications (1)

Application Number Title Priority Date Filing Date
CA575449A Expired CA575449A (en) Optical unit for use in a record controlled machine

Country Status (1)

Country Link
CA (1) CA575449A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758774A (en) * 1972-06-19 1973-09-11 Ibm Illumination system for copier machines arranged to minimize glare with respect to an operator
USRE29017E (en) * 1972-06-19 1976-10-26 International Business Machines Corporation Illumination system for copier machines arranged to minimize glare with respect to an operator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758774A (en) * 1972-06-19 1973-09-11 Ibm Illumination system for copier machines arranged to minimize glare with respect to an operator
USRE29017E (en) * 1972-06-19 1976-10-26 International Business Machines Corporation Illumination system for copier machines arranged to minimize glare with respect to an operator

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