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SURGICAL EXPANDING ARM DILATOR
US 3,517,128 A
Filed
: 02/08/1968
Issued
: 06/23/1970
Est. Priority Date
: 02/08/1968
Status: Expired due to Term
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Current Assignee
James R. Hines
Original Assignee
James R. Hines
Inventors
Hines, James R.
Application Number
US04/704,003
Time in Patent Office
866 Days
Field of Search
US Class Current
606/198
CPC Class Codes
A61M 29/02
Dilators made of swellable ...
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