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:
Jan. 03, 1984
Filed:
Aug. 10, 1981
Applicant:
Inventor:
Richard W Steinberg, North Mankato, MN (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01B / ; A01B / ;
U.S. Cl.
CPC ...
172142 ; 172707 ; 172643 ; 56400 ;
Abstract
A harrow mounted on an earthworking tool works the soil adjacent the tool. The harrow has a clamp assembly mounted on the body of a spring earthworking tool. A pair of coil springs are mounted on the clamp assembly. Each coil spring is connected to a downwardly directed earthworking tine.