CA479975A - Percussion borer with hard metal cutting edge - Google Patents

Percussion borer with hard metal cutting edge

Info

Publication number
CA479975A
CA479975A CA479975A CA479975DA CA479975A CA 479975 A CA479975 A CA 479975A CA 479975 A CA479975 A CA 479975A CA 479975D A CA479975D A CA 479975DA CA 479975 A CA479975 A CA 479975A
Authority
CA
Canada
Prior art keywords
borer
percussion
cutting edge
hard metal
metal 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
CA479975A
Other languages
French (fr)
Inventor
Wilhelm Haglund Didrik
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.)
Sandvik AB
Original Assignee
Sandvik AB
Publication date
Application granted granted Critical
Publication of CA479975A publication Critical patent/CA479975A/en
Expired legal-status Critical Current

Links

CA479975A Percussion borer with hard metal cutting edge Expired CA479975A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA479975T

Publications (1)

Publication Number Publication Date
CA479975A true CA479975A (en) 1952-01-01

Family

ID=35619649

Family Applications (1)

Application Number Title Priority Date Filing Date
CA479975A Expired CA479975A (en) Percussion borer with hard metal cutting edge

Country Status (1)

Country Link
CA (1) CA479975A (en)

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