CA394356A - Focussing system - Google Patents

Focussing system

Info

Publication number
CA394356A
CA394356A CA394356A CA394356DA CA394356A CA 394356 A CA394356 A CA 394356A CA 394356 A CA394356 A CA 394356A CA 394356D A CA394356D A CA 394356DA CA 394356 A CA394356 A CA 394356A
Authority
CA
Canada
Prior art keywords
focussing system
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
CA394356A
Other languages
French (fr)
Inventor
Dahl Joseph
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 CA394356A publication Critical patent/CA394356A/en
Expired legal-status Critical Current

Links

CA394356A Focussing system Expired CA394356A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA394356T

Publications (1)

Publication Number Publication Date
CA394356A true CA394356A (en) 1941-01-28

Family

ID=35401839

Family Applications (1)

Application Number Title Priority Date Filing Date
CA394356A Expired CA394356A (en) Focussing system

Country Status (1)

Country Link
CA (1) CA394356A (en)

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