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 numberUS3611549 B1
Publication typeGrant
Publication dateJan 5, 1988
Filing dateJul 1, 1969
Priority dateJul 1, 1969
Also published asCA932565A, CA932565A1, DE2032406A1, DE2032406B2, DE2032406C3
Publication numberUS 3611549 B1, US 3611549B1, US-B1-3611549, US3611549 B1, US3611549B1
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet

US 3611549 B1
Abstract  available in
Description  available in
Claims  available in
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US3745640 *Dec 10, 1971Jul 17, 1973Emerson Electric CoMethods of installing an elongated, flexible, electric heater into a material storage tank, and heater construction for the same
US4180897 *Sep 15, 1978Jan 1, 1980Chester Dwight HMethod of fabricating honeycomb heat exchanger
US4257154 *Feb 12, 1979Mar 24, 1981Fuller John CMethod of venting pneumatic tires and an air guide and insert tool therefor
US4422228 *Jun 25, 1981Dec 27, 1983Chapman Orville BMoldboard bit installing tool and method
US5149231 *Dec 23, 1991Sep 22, 1992Bowling Roy ECounterbore
US6257808Mar 9, 2000Jul 10, 2001Daniel GrootWall fishing apparatus
US6267679Dec 30, 1998Jul 31, 2001Jack W. RomanoMethod and apparatus for transferring drilling energy to a cutting member
US6594876 *Dec 20, 2001Jul 22, 2003Ronald StastnyMethod and kit for modifying a trash can to prevent vacuum lock from trash can liners
US8579553 *Apr 16, 2012Nov 12, 2013Ray Charles PierceMethod and apparatus for installing cable
US9089901 *Sep 4, 2008Jul 28, 2015Christopher L. WhiteFlexible and extendible drill bit assembly
US20080317559 *Sep 4, 2008Dec 25, 2008White Christopher LFlexible and extendible drill bit assembly
US20120256144 *Apr 16, 2012Oct 11, 2012Ray Charles PierceMethod And Apparatus For Installing Cable
US20130221299 *Feb 28, 2012Aug 29, 2013Frank A. DiTucciMethod And Apparatus For The Placement And Installation Of Wire
USD741924 *Mar 7, 2014Oct 27, 2015Ming Chang Carpenter Auger Bit Co., Ltd.Cable guiding drill bit
International ClassificationH02G1/06, B23B35/00, B27C3/08, B27C3/00, B25F1/00, B23B45/14, B23B45/00
Cooperative ClassificationB27C3/08
European ClassificationB27C3/08
Legal Events
Jan 5, 1988B1Reexamination certificate first reexamination
Feb 25, 1986RRRequest for reexamination filed
Effective date: 19851231