Search Images Maps Play YouTube News Gmail Drive More »
Sign in
Screen reader users: click this link for accessible mode. Accessible mode has the same essential features but works better with your reader.


  1. Advanced Patent Search
Publication numberDE3772213 D1
Publication typeGrant
Application numberDE19873772213
Publication date26 Sep 1991
Filing date20 Jan 1987
Priority date29 Jan 1986
Also published asCA1301610C, EP0231092A2, EP0231092A3, EP0231092B1, US4799373
Publication number19873772213, 873772213, DE 3772213 D1, DE 3772213D1, DE-D1-3772213, DE19873772213, DE3772213 D1, DE3772213D1, DE873772213
InventorsRonald Edward Benton
ApplicantRonald Edward Benton
Export CitationBiBTeX, EndNote, RefMan
Biegemaschine. Bending machine. translated from German
DE 3772213 D1
Abstract  available in
Description  available in
Claims  available in
International ClassificationB21F1/00, B21D5/08, B21D5/14, B21D7/12, B21D7/08, B21D7/022, B21F35/00, B21D7/024
Cooperative ClassificationB21D7/022, B21F99/00, B21D7/12, B21F35/00, B21F1/006, B21F1/00
European ClassificationB21F99/00, B21F1/00F, B21F1/00, B21F35/00, B21D7/022, B21D7/12
Legal Events
2 Apr 19928363Opposition against the patent
15 Feb 19968365Fully valid after opposition proceedings
13 Nov 20038339Ceased/non-payment of the annual fee