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Mechanical loader and unloader for production machines
US 2,711,817 A
Filed
: 06/02/1954
Issued
: 06/28/1955
Est. Priority Date
: 06/02/1954
Status: Expired due to Term
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Petitions
18
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Current Assignee
Charles F. Hautau
,
Llewellyn A. Hautau
Original Assignee
Charles F. Hautau
,
Llewellyn A. Hautau
Inventors
Hautau, Llewellyn A.
,
Hautau, Charles F.
Application Number
US03/434,047
Time in Patent Office
391 Days
Field of Search
US Class Current
198/339.1
CPC Class Codes
B21D 43/105
Manipulators, i.e. mechanic...
Y10S 483/902
Tool grippers
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