Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Propane fired heater for defrosting frozen pipes or the like
D315597 Propane fired heater for defrosting frozen pipes or the like
Patent Drawings:Drawing: D315597-2    Drawing: D315597-3    Drawing: D315597-4    
« 1 »

(3 images)

Inventor: Botheras, et al.
Date Issued: March 19, 1991
Application: 07/247,305
Filed: September 21, 1988
Inventors: Botheras; Del (Sundre, Alberta), Colenutt; Wayne C. (Sundre, Alberta, CA)
Assignee:
Primary Examiner: Gandy; James M.
Assistant Examiner: Lichtenstein; Lisa
Attorney Or Agent: Davis, Bujold & Streck
U.S. Class: D23/332
Field Of Search: D23/314; D23/332; 219/366; 219/367; 219/368
International Class:
U.S Patent Documents: 3189727; 3692977; 4511787
Foreign Patent Documents:
Other References: Grainger's Wholesale Net Price Cat., Spring 1986, p. 1178 A Propane Convection Heater No. 2E427, right lower side of page..









Abstract:
Claim: The ornamental design for a propane fired heater for defrosting frozen pipes or the like, as shown.
Description: FIG. 1 is a top, front, and left side perspective view of a propane fired heater for defrosting frozen pipes or the like, showing our new design;

FIG. 2 is a top plan view thereof on a reduced scale;

FIG. 3 is a left side elevation view thereof on a reduced scale;

FIG. 4 is a front elevation view thereof on a reduced scale;

FIG. 5 is a right side elevation view thereof on a reduced scale;

FIG. 6 is a rear elevation view thereof on a reduced scale; and

FIG. 7 is a bottom plan view thereof on a reduced scale.

* * * * *
 
 
  Recently Added Patents
Complete context search system
Multi-band dipole antenna
Cationic polymers for antimicrobial applications and delivery of bioactive materials
Non-visual presentation of information on an electronic wireless device
Solid-state image capture device and image capture apparatus
Digital watermark embedding apparatus, digital watermark embedding method, and digital watermark detection apparatus
Synchronization of sound generated in binaural hearing system
  Randomly Featured Patents
Biomaterial derived from vertebrate liver tissue
Induction system for engine
Holder and display for collectibles
Jet ski safety device
X-ray phosphors and X-ray intensifying screen using the phosphor
Display device and method of manufacturing the same
Method of manufacturing a ceramics-type vacuum vessel
Numeric intensive development environment
PON transmission system and dynamic band assignment system to be employed in the same
Inline vent fan