CA193364A - Dispositif a foyer de camera - Google Patents

Dispositif a foyer de camera

Info

Publication number
CA193364A
CA193364A CA000193364A CA193364DA CA193364A CA 193364 A CA193364 A CA 193364A CA 000193364 A CA000193364 A CA 000193364A CA 193364D A CA193364D A CA 193364DA CA 193364 A CA193364 A CA 193364A
Authority
CA
Canada
Prior art keywords
focussing device
focussing
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
CA000193364A
Other languages
English (en)
Inventor
Emil A. Nelson
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 CA193364A publication Critical patent/CA193364A/fr
Expired legal-status Critical Current

Links

CA000193364A 1919-06-27 1919-06-27 Dispositif a foyer de camera Expired CA193364A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA193364T 1919-06-27

Publications (1)

Publication Number Publication Date
CA193364A true CA193364A (fr) 1919-10-21

Family

ID=45313015

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000193364A Expired CA193364A (fr) 1919-06-27 1919-06-27 Dispositif a foyer de camera

Country Status (1)

Country Link
CA (1) CA193364A (fr)

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