CA275978A - Indicateur de pellicule de camera - Google Patents

Indicateur de pellicule de camera

Info

Publication number
CA275978A
CA275978A CA275978A CA275978DA CA275978A CA 275978 A CA275978 A CA 275978A CA 275978 A CA275978 A CA 275978A CA 275978D A CA275978D A CA 275978DA CA 275978 A CA275978 A CA 275978A
Authority
CA
Canada
Prior art keywords
cameras
film
signalling device
signalling
film signalling
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
CA275978A
Other languages
English (en)
Inventor
William Gage Fred
Walter Tondreau Albert
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 CA275978A publication Critical patent/CA275978A/fr
Expired legal-status Critical Current

Links

CA275978A Indicateur de pellicule de camera Expired CA275978A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA275978T

Publications (1)

Publication Number Publication Date
CA275978A true CA275978A (fr) 1927-12-06

Family

ID=35206010

Family Applications (1)

Application Number Title Priority Date Filing Date
CA275978A Expired CA275978A (fr) Indicateur de pellicule de camera

Country Status (1)

Country Link
CA (1) CA275978A (fr)

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