CA416731A - Accessoire d'objectif photographique - Google Patents

Accessoire d'objectif photographique

Info

Publication number
CA416731A
CA416731A CA416731A CA416731DA CA416731A CA 416731 A CA416731 A CA 416731A CA 416731 A CA416731 A CA 416731A CA 416731D A CA416731D A CA 416731DA CA 416731 A CA416731 A CA 416731A
Authority
CA
Canada
Prior art keywords
photographic lens
lens attachment
attachment
photographic
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
CA416731A
Other languages
English (en)
Inventor
F. Bennett Harold
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.)
Canadian Kodak Co Ltd
Original Assignee
Canadian Kodak Co Ltd
Publication date
Application granted granted Critical
Publication of CA416731A publication Critical patent/CA416731A/fr
Expired legal-status Critical Current

Links

CA416731A Accessoire d'objectif photographique Expired CA416731A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA416731T

Publications (1)

Publication Number Publication Date
CA416731A true CA416731A (fr) 1943-11-30

Family

ID=35525959

Family Applications (1)

Application Number Title Priority Date Filing Date
CA416731A Expired CA416731A (fr) Accessoire d'objectif photographique

Country Status (1)

Country Link
CA (1) CA416731A (fr)

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