Gas detector pump

- Gastec Corporation
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Description

FIG. 1 is a perspective view of the gas detector pump showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Claims

The original design for gas detector pump, as shown.

Referenced Cited
U.S. Patent Documents
D254509 March 18, 1980 Migchelbrink, Jr.
D263050 February 16, 1982 Chang
4531895 July 30, 1985 Zeck
D316099 April 9, 1991 Hartz
D332266 January 5, 1993 Iwai et al.
D352721 November 22, 1994 Cook et al.
D492325 June 29, 2004 Niwatsukino et al.
Patent History
Patent number: D498765
Type: Grant
Filed: Dec 16, 2003
Date of Patent: Nov 23, 2004
Assignee: Gastec Corporation (Kanagawa-ken)
Inventor: Takashi Nakazato (Kanagawa)
Primary Examiner: Ralf Seifert
Attorney, Agent or Law Firm: Wenderoth, Lind & Ponack, L.L.P.
Application Number: 29/195,601
Classifications
Current U.S. Class: Pump Or Compressor (D15/7); Chemical (12) (D10/81)
International Classification: 1502;