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Building hoists
US 3,003,585 A
Filed
: 07/15/1959
Issued
: 10/10/1961
Est. Priority Date
: 07/16/1958
Status: Expired due to Term
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Current Assignee
Einar Andersson Nils
Original Assignee
Einar Andersson Nils
Inventors
EINAR ANDERSSON NILS
Application Number
US03/827,327
Time in Patent Office
818 Days
Field of Search
US Class Current
187/257
CPC Class Codes
B66D 1/26
having several drums or bar...
B66D 2700/0175
with adjacent drums mounted...
Y10S 187/90
Temporary construction elev...
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