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Patents
Patents Assigned to Astra Meditec Aktiebolog
Patents Assigned to Astra Meditec Aktiebolog
Drill-mountable tool for the installation and removal of threaded dental prosthetic elements
Patent number:
D307472
Type:
Grant
Filed:
October 21, 1987
Date of Patent:
April 24, 1990
Assignee:
Astra Meditec Aktiebolog
Inventor:
Per O. Soderberg