The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 09, 1980
Filed:
Sep. 18, 1978
Applicant:
Inventor:
John J Frantzen, White Bear Lake, MN (US);
Assignee:
Minnesota Micro Metal, Inc., St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B24D / ;
U.S. Cl.
CPC ...
51392 ; 5118 / ;
Abstract
An abrasive tool having a base portion with etched metal abrasive thereon and a handle portion adapted to snap onto the base in two alternate positions, one position being tight for using the etched metal abrasive and the other position being raised slightly to accomodate, between the handle and the base, a piece of sandpaper wrapped around the base.