CA519545A - Rock piercing blowpipe - Google Patents

Rock piercing blowpipe

Info

Publication number
CA519545A
CA519545A CA519545A CA519545DA CA519545A CA 519545 A CA519545 A CA 519545A CA 519545 A CA519545 A CA 519545A CA 519545D A CA519545D A CA 519545DA CA 519545 A CA519545 A CA 519545A
Authority
CA
Canada
Prior art keywords
blowpipe
rock piercing
rock
piercing blowpipe
piercing
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
CA519545A
Other languages
French (fr)
Inventor
Ray O. Wyland, Jr.
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 CA519545A publication Critical patent/CA519545A/en
Expired legal-status Critical Current

Links

CA519545A Rock piercing blowpipe Expired CA519545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA519545T

Publications (1)

Publication Number Publication Date
CA519545A true CA519545A (en) 1955-12-13

Family

ID=35672752

Family Applications (1)

Application Number Title Priority Date Filing Date
CA519545A Expired CA519545A (en) Rock piercing blowpipe

Country Status (1)

Country Link
CA (1) CA519545A (en)

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