CA274160A - Optical apparatus - Google Patents

Optical apparatus

Info

Publication number
CA274160A
CA274160A CA274160A CA274160DA CA274160A CA 274160 A CA274160 A CA 274160A CA 274160 A CA274160 A CA 274160A CA 274160D A CA274160D A CA 274160DA CA 274160 A CA274160 A CA 274160A
Authority
CA
Canada
Prior art keywords
optical apparatus
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
CA274160A
Other languages
French (fr)
Inventor
H. Lysle Edmond
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA274160A publication Critical patent/CA274160A/en
Expired legal-status Critical Current

Links

CA274160A Optical apparatus Expired CA274160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA274160T

Publications (1)

Publication Number Publication Date
CA274160A true CA274160A (en) 1927-09-27

Family

ID=35204192

Family Applications (1)

Application Number Title Priority Date Filing Date
CA274160A Expired CA274160A (en) Optical apparatus

Country Status (1)

Country Link
CA (1) CA274160A (en)

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