CA424224A - Line tracing mechanism - Google Patents

Line tracing mechanism

Info

Publication number
CA424224A
CA424224A CA424224A CA424224DA CA424224A CA 424224 A CA424224 A CA 424224A CA 424224 A CA424224 A CA 424224A CA 424224D A CA424224D A CA 424224DA CA 424224 A CA424224 A CA 424224A
Authority
CA
Canada
Prior art keywords
line tracing
tracing mechanism
line
tracing
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
CA424224A
Other languages
French (fr)
Inventor
D. Howell John
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 CA424224A publication Critical patent/CA424224A/en
Expired legal-status Critical Current

Links

CA424224A Line tracing mechanism Expired CA424224A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA424224T

Publications (1)

Publication Number Publication Date
CA424224A true CA424224A (en) 1944-12-05

Family

ID=35535238

Family Applications (1)

Application Number Title Priority Date Filing Date
CA424224A Expired CA424224A (en) Line tracing mechanism

Country Status (1)

Country Link
CA (1) CA424224A (en)

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