CA461531A - Hoisting tower apparatus - Google Patents

Hoisting tower apparatus

Info

Publication number
CA461531A
CA461531A CA461531A CA461531DA CA461531A CA 461531 A CA461531 A CA 461531A CA 461531 A CA461531 A CA 461531A CA 461531D A CA461531D A CA 461531DA CA 461531 A CA461531 A CA 461531A
Authority
CA
Canada
Prior art keywords
tower apparatus
hoisting tower
hoisting
tower
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
CA461531A
Other languages
French (fr)
Inventor
A. Wagner Harold
H. Wagner Gustave
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 CA461531A publication Critical patent/CA461531A/en
Expired legal-status Critical Current

Links

CA461531A Hoisting tower apparatus Expired CA461531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA461531T

Publications (1)

Publication Number Publication Date
CA461531A true CA461531A (en) 1949-12-06

Family

ID=35591220

Family Applications (1)

Application Number Title Priority Date Filing Date
CA461531A Expired CA461531A (en) Hoisting tower apparatus

Country Status (1)

Country Link
CA (1) CA461531A (en)

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