CA367013A - Grating reproduction device - Google Patents

Grating reproduction device

Info

Publication number
CA367013A
CA367013A CA367013A CA367013DA CA367013A CA 367013 A CA367013 A CA 367013A CA 367013 A CA367013 A CA 367013A CA 367013D A CA367013D A CA 367013DA CA 367013 A CA367013 A CA 367013A
Authority
CA
Canada
Prior art keywords
reproduction device
grating
grating reproduction
reproduction
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
CA367013A
Other languages
French (fr)
Inventor
Ludvigsen Niels
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 CA367013A publication Critical patent/CA367013A/en
Expired legal-status Critical Current

Links

CA367013A Grating reproduction device Expired CA367013A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA367013T

Publications (1)

Publication Number Publication Date
CA367013A true CA367013A (en) 1937-06-22

Family

ID=35368081

Family Applications (1)

Application Number Title Priority Date Filing Date
CA367013A Expired CA367013A (en) Grating reproduction device

Country Status (1)

Country Link
CA (1) CA367013A (en)

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