CA598070A - Rock-piercing blowpipe - Google Patents

Rock-piercing blowpipe

Info

Publication number
CA598070A
CA598070A CA598070A CA598070DA CA598070A CA 598070 A CA598070 A CA 598070A CA 598070 A CA598070 A CA 598070A CA 598070D A CA598070D A CA 598070DA CA 598070 A CA598070 A CA 598070A
Authority
CA
Canada
Prior art keywords
rock
blowpipe
piercing
piercing blowpipe
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
CA598070A
Inventor
A. Napiorski Carl
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.)
Union Carbide Corp
Original Assignee
Union Carbide and Carbon Corp
Publication date
Application granted granted Critical
Publication of CA598070A publication Critical patent/CA598070A/en
Expired legal-status Critical Current

Links

CA598070A Rock-piercing blowpipe Expired CA598070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA598070T

Publications (1)

Publication Number Publication Date
CA598070A true CA598070A (en) 1960-05-17

Family

ID=35813841

Family Applications (1)

Application Number Title Priority Date Filing Date
CA598070A Expired CA598070A (en) Rock-piercing blowpipe

Country Status (1)

Country Link
CA (1) CA598070A (en)

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