Grain bin with side walls having integral vertical stiffeners and air conduits

Follow

Information

Patent Grant
D378136

References
Source

Patent Number
D378,136
Date Filed
Monday, November 20, 1995
29 years ago
Date Issued
Tuesday, February 18, 1997
28 years ago

Inventors
- George E. Miller Jr.
Original Assignees
- BUTLER MANUFACTURING COMPANY
Examiners
- Zarfas; Louis S.
- Andoll; Gregory
Agents
- Kokjer, Kircher, Bowman & Johnson

US Classifications
- D25 - Building units and construction elements
Field of Search
- US
- D25 1
- D25 14
- D25 18
- D25 26
- D25 31
- D25 33
- D25 56
- D25 16
- 052 192
- 052 248
- 454 182
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a grain bin with side walls having integral vertical stiffeners and air conduits, as shown and descirbed.

US Referenced Citations (19)

Number	Name	Date	Kind
D68729	Paige	Nov 1925
D141498	Norquist et al.	Jun 1945
D195761	McVicar et al.	Jul 1963
D220615	Thompson	May 1971
D234132	Varian	Jan 1975
957381	Rowland	May 1910
1191863	Williams	Jan 1916
1605513	Connery	Nov 1926
1977391	Kramer	Oct 1934
1996004	Fraser	Mar 1935
3196774	Kripal	Jul 1965
3299598	Alleaume	Jan 1967
3531874	Sukup	Oct 1970
3608204	Ashby	Sep 1971
4009520	Sukup	Mar 1977
4319411	Steffen	Mar 1982
4380573	Naslund	Apr 1983
4729198	Nethery	Mar 1988
4885985	Pollock	Dec 1989

Non-Patent Literature Citations (1)

Entry
Butler Grain Bins "Armco-Ignot Long Life Line".