CA397468A - Expansion bit - Google Patents

Expansion bit

Info

Publication number
CA397468A
CA397468A CA397468A CA397468DA CA397468A CA 397468 A CA397468 A CA 397468A CA 397468 A CA397468 A CA 397468A CA 397468D A CA397468D A CA 397468DA CA 397468 A CA397468 A CA 397468A
Authority
CA
Canada
Prior art keywords
expansion bit
bit
expansion
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
CA397468A
Other languages
French (fr)
Inventor
Peter Albrecht Alfred
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.)
IRWIN AUGER BIT Co
Original Assignee
IRWIN AUGER BIT Co
Publication date
Application granted granted Critical
Publication of CA397468A publication Critical patent/CA397468A/en
Expired legal-status Critical Current

Links

CA397468A Expansion bit Expired CA397468A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA397468T

Publications (1)

Publication Number Publication Date
CA397468A true CA397468A (en) 1941-06-24

Family

ID=35407985

Family Applications (1)

Application Number Title Priority Date Filing Date
CA397468A Expired CA397468A (en) Expansion bit

Country Status (1)

Country Link
CA (1) CA397468A (en)

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