CA493592A - Cheville d'appareil de levage pour perforateurs - Google Patents

Cheville d'appareil de levage pour perforateurs

Info

Publication number
CA493592A
CA493592A CA493592A CA493592DA CA493592A CA 493592 A CA493592 A CA 493592A CA 493592 A CA493592 A CA 493592A CA 493592D A CA493592D A CA 493592DA CA 493592 A CA493592 A CA 493592A
Authority
CA
Canada
Prior art keywords
drills
hoisting plug
hoisting
plug
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
CA493592A
Other languages
English (en)
Inventor
Libin Leslie
E. Spalding Joseph
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA493592A publication Critical patent/CA493592A/fr
Expired legal-status Critical Current

Links

CA493592A Cheville d'appareil de levage pour perforateurs Expired CA493592A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA493592T

Publications (1)

Publication Number Publication Date
CA493592A true CA493592A (fr) 1953-06-16

Family

ID=35638981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA493592A Expired CA493592A (fr) Cheville d'appareil de levage pour perforateurs

Country Status (1)

Country Link
CA (1) CA493592A (fr)

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