Resources Contact Us Home
D243851 Ventilator
Patent Drawings:Drawing: D243851-2    
« 1 »

(1 images)

Inventor: Felter
Date Issued: March 29, 1977
Application: 05/585,964
Filed: June 11, 1975
Inventors: Felter; John V. (Houston, TX)
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Jones; Larry
Attorney Or Agent: Fox, Jr.; Carl B.
U.S. Class: 52/200; D23/373
Field Of Search: D23/151; D23/153; D23/154; 52/200; 52/198; 52/199; 52/212; 98/37; 98/2.14; 98/13
International Class:
U.S Patent Documents: D192894; D196462; D203139; 1053633
Foreign Patent Documents:
Other References: Sears, Spring through Summer Catalog, 1974, Eastern Edition 248K, p. 833, Roof Type Ventilator, Model 42K6413C..
Sweet's Architectural Catalog File, vol. 12, 1973, Section 15.9/But, p. 2..

Claim: The ornamental design for a ventilator, as shown.
Description: FIG. 1 is an upper perspective view showing my design.

FIG. 2 is a top view showing my design.

FIG. 3 is a side elevation showing my design.

* * * * *
  Recently Added Patents
Keypoint descriptor generation by complex wavelet analysis
Multi-mode 3-dimensional image display apparatus
Fishing apparatus
Optimization of packaging sizes
Method and apparatus for internet on-line insurance policy service
Method and structure for adding mass with stress isolation to MEMS structures
Writing implement
  Randomly Featured Patents
Dynamic activation of receive diversity
Phase change material cell with stress inducer liner
Integrated test system for a disc drive pivot bearing and actuator
Dual-purpose step of tricycle for children
Methods and compositions to treat and detect misfolded-SOD1 mediated diseases
Flexure suspension assembly
Intracoronary stent and method of simultaneous angioplasty and stent implant
Integrated circuit device having openings in a layered structure
Control mechanism in a sewing machine for pattern and buttonhole sewing