CA13419A - Perfectionnements aux machines a poinconner les plaques metalliques - Google Patents

Perfectionnements aux machines a poinconner les plaques metalliques

Info

Publication number
CA13419A
CA13419A CA000013419A CA13419DA CA13419A CA 13419 A CA13419 A CA 13419A CA 000013419 A CA000013419 A CA 000013419A CA 13419D A CA13419D A CA 13419DA CA 13419 A CA13419 A CA 13419A
Authority
CA
Canada
Prior art keywords
machines
metal plates
punching metal
punching
plates
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
CA000013419A
Other languages
English (en)
Inventor
John B. Armstrong
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 CA13419A publication Critical patent/CA13419A/fr
Expired legal-status Critical Current

Links

CA000013419A Perfectionnements aux machines a poinconner les plaques metalliques Expired CA13419A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA13419T

Publications (1)

Publication Number Publication Date
CA13419A true CA13419A (fr) 1881-09-17

Family

ID=45129962

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000013419A Expired CA13419A (fr) Perfectionnements aux machines a poinconner les plaques metalliques

Country Status (1)

Country Link
CA (1) CA13419A (fr)

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