Structural beam for concrete form systems

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Information

Patent Grant
D325261

References
Source

Patent Number
D325,261
Date Filed
Friday, January 5, 1990
35 years ago
Date Issued
Tuesday, April 7, 1992
33 years ago

Inventors
- Robert G. McCracken
Original Assignees
- Wilian Holding Company
Examiners
- Word; A. Hugo
- Clark; Doris
Agents
- Herink; Kent A.
- Laurenzo; Brian J.

US Classifications
- D25 - Building units and construction elements
Field of Search
- US
- D25 126-129
- D25 131
- D25 132
- 052 433
- 052 633-635
- 052 661
- 052 690-692
- 052 697
- 256 DIG 5
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a structural beam for concrete form systems, as shown and described.

US Referenced Citations (5)

Number	Name	Date	Kind
861924	Weatherly, Sr.	Jul 1907
1242892	Wagner	Oct 1917
2067403	Lea	Jan 1937
3094197	Attwood	Jun 1963
3141531	Montgomery	Jul 1964