CA504429A - Verres optiques - Google Patents

Verres optiques

Info

Publication number
CA504429A
CA504429A CA504429A CA504429DA CA504429A CA 504429 A CA504429 A CA 504429A CA 504429 A CA504429 A CA 504429A CA 504429D A CA504429D A CA 504429DA CA 504429 A CA504429 A CA 504429A
Authority
CA
Canada
Prior art keywords
optical glasses
glasses
optical
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
CA504429A
Other languages
English (en)
Inventor
E. Bastick Raymond
Wang Ta-Hang
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.)
Chance Brothers Ltd
Original Assignee
Chance Brothers Ltd
Publication date
Application granted granted Critical
Publication of CA504429A publication Critical patent/CA504429A/fr
Expired legal-status Critical Current

Links

CA504429A Verres optiques Expired CA504429A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA504429T

Publications (1)

Publication Number Publication Date
CA504429A true CA504429A (fr) 1954-07-20

Family

ID=35650350

Family Applications (1)

Application Number Title Priority Date Filing Date
CA504429A Expired CA504429A (fr) Verres optiques

Country Status (1)

Country Link
CA (1) CA504429A (fr)

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