Temperature activated alarm for fire fighters

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Description

FIG. 1 is a perspective view of a temperature activated alarm for fire fighters showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D278050 March 19, 1985 Brenner et al.
D280494 September 10, 1985 Abel
D283684 May 6, 1986 Francis
4067290 January 10, 1978 Hartley
4759309 July 26, 1988 Zexiker
Other references
  • Seatronics Inc. brochure: Thermalarm-a Temperature Alarm for Fire Fighters.
Patent History
Patent number: D308177
Type: Grant
Filed: Feb 4, 1988
Date of Patent: May 29, 1990
Assignee: Rampart Corporation (Hatboro, PA)
Inventors: Frederick A. Parker (Pheasant Run, PA), Mark P. Grady (Norristown, PA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: William H. Eilberg
Application Number: 7/152,059
Classifications
Current U.S. Class: D10/106