CA223489A - Sub-grading machine - Google Patents

Sub-grading machine

Info

Publication number
CA223489A
CA223489A CA223489A CA223489DA CA223489A CA 223489 A CA223489 A CA 223489A CA 223489 A CA223489 A CA 223489A CA 223489D A CA223489D A CA 223489DA CA 223489 A CA223489 A CA 223489A
Authority
CA
Canada
Prior art keywords
sub
grading machine
grading
machine
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
CA223489A
Other languages
French (fr)
Inventor
J. Hug Christian
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 CA223489A publication Critical patent/CA223489A/en
Expired legal-status Critical Current

Links

CA223489A Sub-grading machine Expired CA223489A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA223489T

Publications (1)

Publication Number Publication Date
CA223489A true CA223489A (en) 1922-09-12

Family

ID=35119092

Family Applications (1)

Application Number Title Priority Date Filing Date
CA223489A Expired CA223489A (en) Sub-grading machine

Country Status (1)

Country Link
CA (1) CA223489A (en)

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