CA481634A - Grattoir - Google Patents

Grattoir

Info

Publication number
CA481634A
CA481634A CA481634A CA481634DA CA481634A CA 481634 A CA481634 A CA 481634A CA 481634 A CA481634 A CA 481634A CA 481634D A CA481634D A CA 481634DA CA 481634 A CA481634 A CA 481634A
Authority
CA
Canada
Prior art keywords
scraper
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
CA481634A
Other languages
English (en)
Inventor
W. Mork George
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.)
Caterpillar Global Mining LLC
Original Assignee
Bucyrus Erie Co
Publication date
Application granted granted Critical
Publication of CA481634A publication Critical patent/CA481634A/fr
Expired legal-status Critical Current

Links

CA481634A Grattoir Expired CA481634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA481634T

Publications (1)

Publication Number Publication Date
CA481634A true CA481634A (fr) 1952-03-11

Family

ID=35621321

Family Applications (1)

Application Number Title Priority Date Filing Date
CA481634A Expired CA481634A (fr) Grattoir

Country Status (1)

Country Link
CA (1) CA481634A (fr)

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