CA587780A - Serrure de surete pour crochet de grue - Google Patents

Serrure de surete pour crochet de grue

Info

Publication number
CA587780A
CA587780A CA587780A CA587780DA CA587780A CA 587780 A CA587780 A CA 587780A CA 587780 A CA587780 A CA 587780A CA 587780D A CA587780D A CA 587780DA CA 587780 A CA587780 A CA 587780A
Authority
CA
Canada
Prior art keywords
safety lock
crane hook
crane
hook
lock
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
CA587780A
Other languages
English (en)
Inventor
A. Clegg Harold
Original Assignee
United States Steel Corp
Publication date
Application granted granted Critical
Publication of CA587780A publication Critical patent/CA587780A/fr
Expired legal-status Critical Current

Links

CA587780A Serrure de surete pour crochet de grue Expired CA587780A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA587780T

Publications (1)

Publication Number Publication Date
CA587780A true CA587780A (fr) 1959-11-24

Family

ID=35767255

Family Applications (1)

Application Number Title Priority Date Filing Date
CA587780A Expired CA587780A (fr) Serrure de surete pour crochet de grue

Country Status (1)

Country Link
CA (1) CA587780A (fr)

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