CA389137A - Appareil a decouper des cercles - Google Patents

Appareil a decouper des cercles

Info

Publication number
CA389137A
CA389137A CA389137A CA389137DA CA389137A CA 389137 A CA389137 A CA 389137A CA 389137 A CA389137 A CA 389137A CA 389137D A CA389137D A CA 389137DA CA 389137 A CA389137 A CA 389137A
Authority
CA
Canada
Prior art keywords
cutting apparatus
circle cutting
circle
cutting
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
CA389137A
Other languages
English (en)
Inventor
L. Wagner Robert
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.)
Dominion Oxygen Co Ltd
Original Assignee
Dominion Oxygen Co Ltd
Publication date
Application granted granted Critical
Publication of CA389137A publication Critical patent/CA389137A/fr
Expired legal-status Critical Current

Links

CA389137A Appareil a decouper des cercles Expired CA389137A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA389137T

Publications (1)

Publication Number Publication Date
CA389137A true CA389137A (fr) 1940-06-04

Family

ID=35396752

Family Applications (1)

Application Number Title Priority Date Filing Date
CA389137A Expired CA389137A (fr) Appareil a decouper des cercles

Country Status (1)

Country Link
CA (1) CA389137A (fr)

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