Conditioned air vestibule

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Information

Patent Grant
D264751

References
Source

Patent Number
D264,751
Date Filed
Monday, April 14, 1980
44 years ago
Date Issued
Tuesday, June 1, 1982
42 years ago

Inventors
- George R. Smith
Original Assignees
- HCR Incorporated
Examiners
- Word; A. Hugo
Agents
- Bean; James L.

US Classifications
- D23 - Environmental heating and cooling
- D25 - Building units and construction elements
Field of Search
- US
- D23 139
- D23 151
- D23 140
- D25 1
- D25 47
- D25 48
- D25 50
- D25 55
- D25 58
- D25 60
- D25 98
- 098 36
International Classifications
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a conditioned air vestibule, substantially as shown and described.

US Referenced Citations (6)

Number	Name	Date	Kind
3112686	Peterson	Dec 1963
3115818	Smith	Dec 1963
3218952	Gygax	Nov 1965
3270655	Guirl et al.	Sep 1966
3859900	Fordsmand	Jan 1975
4074620	Jansson	Feb 1978