Magnetic tool for removing metal particles from gas mains

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Description

FIG. 1 is a side elevational view of the magnetic tool for removing metal particles from gas mains, the five other side elevational views being identical thereto;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D271206 November 1, 1983 Devey
D365113 December 12, 1995 Ronan
D376084 December 3, 1996 Karvinen
D379420 May 27, 1997 Standlee et al.
D384563 October 7, 1997 Robinson
2548314 April 1951 Kinney, Sr.
2550775 May 1951 Clark
2758494 August 1956 Jenkins
2782822 February 1957 Clark
3007504 November 1961 Clark
3368257 February 1968 Andreasson
4433739 February 28, 1984 Sarin
Patent History
Patent number: D401828
Type: Grant
Filed: Feb 27, 1997
Date of Patent: Dec 1, 1998
Inventor: John A. Schneider (Portland, OR)
Primary Examiner: Robert M. Spear
Law Firm: Chernoff, Vilhauer, McClung & Stenzel, LLP
Application Number: 0/67,107
Classifications
Current U.S. Class: D 8/70
International Classification: 0801;