CA477671A - Methodes et machines pour graver les cylindres - Google Patents

Methodes et machines pour graver les cylindres

Info

Publication number
CA477671A
CA477671A CA477671A CA477671DA CA477671A CA 477671 A CA477671 A CA 477671A CA 477671 A CA477671 A CA 477671A CA 477671D A CA477671D A CA 477671DA CA 477671 A CA477671 A CA 477671A
Authority
CA
Canada
Prior art keywords
methods
cylinder etching
machines therefor
therefor
machines
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
CA477671A
Other languages
English (en)
Inventor
L. Henderson Charles
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.)
Paper Patents Co
Original Assignee
Paper Patents Co
Publication date
Application granted granted Critical
Publication of CA477671A publication Critical patent/CA477671A/fr
Expired legal-status Critical Current

Links

CA477671A Methodes et machines pour graver les cylindres Expired CA477671A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA477671T

Publications (1)

Publication Number Publication Date
CA477671A true CA477671A (fr) 1951-10-09

Family

ID=35617319

Family Applications (1)

Application Number Title Priority Date Filing Date
CA477671A Expired CA477671A (fr) Methodes et machines pour graver les cylindres

Country Status (1)

Country Link
CA (1) CA477671A (fr)

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