CA209455A - Manufacture of recording blanks - Google Patents

Manufacture of recording blanks

Info

Publication number
CA209455A
CA209455A CA209455A CA209455DA CA209455A CA 209455 A CA209455 A CA 209455A CA 209455 A CA209455 A CA 209455A CA 209455D A CA209455D A CA 209455DA CA 209455 A CA209455 A CA 209455A
Authority
CA
Canada
Prior art keywords
manufacture
recording blanks
blanks
recording
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
CA209455A
Other languages
French (fr)
Inventor
Kramer Erwin
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 CA209455A publication Critical patent/CA209455A/en
Expired legal-status Critical Current

Links

CA209455A Manufacture of recording blanks Expired CA209455A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA209455T

Publications (1)

Publication Number Publication Date
CA209455A true CA209455A (en) 1921-03-15

Family

ID=35103234

Family Applications (1)

Application Number Title Priority Date Filing Date
CA209455A Expired CA209455A (en) Manufacture of recording blanks

Country Status (1)

Country Link
CA (1) CA209455A (en)

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