CA122434A - Lens - Google Patents

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Info

Publication number
CA122434A
CA122434A CA000122434A CA122434DA CA122434A CA 122434 A CA122434 A CA 122434A CA 000122434 A CA000122434 A CA 000122434A CA 122434D A CA122434D A CA 122434DA CA 122434 A CA122434 A CA 122434A
Authority
CA
Canada
Prior art keywords
lens
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
CA000122434A
Other languages
French (fr)
Inventor
Walter F. Hoffman
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA122434A publication Critical patent/CA122434A/en
Expired legal-status Critical Current

Links

CA000122434A 1909-05-20 1909-05-20 Lens Expired CA122434A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA122434T 1909-05-20

Publications (1)

Publication Number Publication Date
CA122434A true CA122434A (en) 1909-12-07

Family

ID=45242158

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000122434A Expired CA122434A (en) 1909-05-20 1909-05-20 Lens

Country Status (1)

Country Link
CA (1) CA122434A (en)

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