CA439659A - Verre d'optique - Google Patents

Verre d'optique

Info

Publication number
CA439659A
CA439659A CA439659A CA439659DA CA439659A CA 439659 A CA439659 A CA 439659A CA 439659 A CA439659 A CA 439659A CA 439659D A CA439659D A CA 439659DA CA 439659 A CA439659 A CA 439659A
Authority
CA
Canada
Prior art keywords
optical glass
glass
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
CA439659A
Other languages
English (en)
Inventor
Edward Bastick Raymond
Marsh Hampton Wilfred
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 CA439659A publication Critical patent/CA439659A/fr
Expired legal-status Critical Current

Links

CA439659A Verre d'optique Expired CA439659A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA439659T

Publications (1)

Publication Number Publication Date
CA439659A true CA439659A (fr) 1947-02-11

Family

ID=35554893

Family Applications (1)

Application Number Title Priority Date Filing Date
CA439659A Expired CA439659A (fr) Verre d'optique

Country Status (1)

Country Link
CA (1) CA439659A (fr)

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