CA478568A - Optical systems - Google Patents

Optical systems

Info

Publication number
CA478568A
CA478568A CA478568A CA478568DA CA478568A CA 478568 A CA478568 A CA 478568A CA 478568 A CA478568 A CA 478568A CA 478568D A CA478568D A CA 478568DA CA 478568 A CA478568 A CA 478568A
Authority
CA
Canada
Prior art keywords
optical systems
optical
systems
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
CA478568A
Other languages
French (fr)
Inventor
Martinus Van Alphen Pieter
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA478568A publication Critical patent/CA478568A/en
Expired legal-status Critical Current

Links

CA478568A Optical systems Expired CA478568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA478568T

Publications (1)

Publication Number Publication Date
CA478568A true CA478568A (en) 1951-11-13

Family

ID=35618226

Family Applications (1)

Application Number Title Priority Date Filing Date
CA478568A Expired CA478568A (en) Optical systems

Country Status (1)

Country Link
CA (1) CA478568A (en)

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