Broken bolt extractor

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Information

Patent Grant
D329786

References
Source

Patent Number
D329,786
Date Filed
Wednesday, October 11, 1989
35 years ago
Date Issued
Tuesday, September 29, 1992
32 years ago

Inventors
- Eli Polonsky
Original Assignees
- Alden Corporation
Examiners
- Ansher; Bernard
- Hyder; Philip
Agents
- Hoopes; Dallett

US Classifications
- D08 - Tools and hardware
Field of Search
- US
- D08 51
- D08 14
- D08 70
- 081 441
- 081 451
- 081 452
- 081 532
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a broken bolt extractor, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
216023	Crane	Jun 1879
D307697	Geckle	May 1990
1458076	Potts	Jun 1923
2694328	Frenjere	Nov 1954
2923335	Joyce	Feb 1960
3289290	Sandor	Dec 1966
4563922	Wheeler	Jan 1986

Non-Patent Literature Citations (1)

Entry
Severance Tools, Dec. 1967, Stop-Countersink Cutters.