Trephine device for locating and cutting a cylindrical or reverse tapered aperture in flexible material
A Standard patent application filed on 02 March 2000 credited to Freed, Paul S.
;
Mermelstein, Seymour
;
Kantrowitz, Adrian
Details
Application number :
37169
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Trephine device for locating and cutting a cylindrical or reverse tapered aperture in flexible material
Inventor :
Freed, Paul S.
;
Mermelstein, Seymour
;
Kantrowitz, Adrian