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
System for setting programmable parameters for an implantable hypertension treatment device
Dynamically updating privacy settings in a social network
Method and device for the detection of defects or correction of defects in machines
Configurable caged ball insert for a downhole tool
Wire guide
Metal foil laminate, substrate for mounting LED, and light source device
Externally gapped line arrester
  Randomly Featured Patents
Block partitioned dynamic semiconductor memory device
Motorcycle muffler
Impedance maintenance circuit for telephone interface
Identification of concepts in software
Digital equalizer for signal receiver in QPSK data-transmission system
Exhaust gas control device for an engine
Multi-user detection method with accelerated sphere decoding
Heavy duty pneumatic radial tires with deformation-absorbing rubber layer covering turnup portion outer surface
Method and apparatus for automatically adjusting the optical power directed to a dispersion compensating element
Variable-focal-length lens using an electrooptic effect