CA539232A - Cliquet de surete pour mine - Google Patents

Cliquet de surete pour mine

Info

Publication number
CA539232A
CA539232A CA539232A CA539232DA CA539232A CA 539232 A CA539232 A CA 539232A CA 539232 A CA539232 A CA 539232A CA 539232D A CA539232D A CA 539232DA CA 539232 A CA539232 A CA 539232A
Authority
CA
Canada
Prior art keywords
safety catch
mine safety
mine
catch
safety
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
CA539232A
Other languages
English (en)
Inventor
W. Vandergriff Henry
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 CA539232A publication Critical patent/CA539232A/fr
Expired legal-status Critical Current

Links

CA539232A Cliquet de surete pour mine Expired CA539232A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA539232T

Publications (1)

Publication Number Publication Date
CA539232A true CA539232A (fr) 1957-04-09

Family

ID=35693876

Family Applications (1)

Application Number Title Priority Date Filing Date
CA539232A Expired CA539232A (fr) Cliquet de surete pour mine

Country Status (1)

Country Link
CA (1) CA539232A (fr)

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