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CA563342A - Heading machines - Google Patents

Heading machines

Info

Publication number
CA563342A
CA563342A CA563342A CA563342DA CA563342A CA 563342 A CA563342 A CA 563342A CA 563342 A CA563342 A CA 563342A CA 563342D A CA563342D A CA 563342DA CA 563342 A CA563342 A CA 563342A
Authority
CA
Canada
Prior art keywords
heading machines
heading
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
CA563342A
Other languages
French (fr)
Inventor
Wright Frank
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.)
GEORGE H ALEXANDER MACHINERY Ltd
Original Assignee
GEORGE H ALEXANDER MACHINERY Ltd
Publication date
Application granted granted Critical
Publication of CA563342A publication Critical patent/CA563342A/en
Expired legal-status Critical Current

Links

CA563342A Heading machines Expired CA563342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA563342T

Publications (1)

Publication Number Publication Date
CA563342A true CA563342A (en) 1958-09-16

Family

ID=35729789

Family Applications (1)

Application Number Title Priority Date Filing Date
CA563342A Expired CA563342A (en) Heading machines

Country Status (1)

Country Link
CA (1) CA563342A (en)

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