End mill bit

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Information

Patent Grant
D328557

References
Source

Patent Number
D328,557
Date Filed
Wednesday, December 7, 1988
36 years ago
Date Issued
Tuesday, August 11, 1992
32 years ago

Inventors
- Takayuki Nishimura
Original Assignees
- Gn Tool Co., Ltd.
Examiners
- Walsh; Donald P.
- Musgrove; J. H.
Agents
- Koda and Androlia

US Classifications
- D08 - Tools and hardware
Field of Search
- US
- D08 70
- D15 139
- 408 223
- 408 222
- 408 229
- 408 230
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for an end mill bit, as shown and described.

US Referenced Citations (9)

Number	Name	Date	Kind
D30485	Prentiss	Apr 1899
213937	Reichardt	Apr 1879
1434870	Brubaker	Nov 1922
1490069	Gammons	Apr 1924
1508594	Brubaker	Sep 1924
1630602	Blanco	May 1925
1875362	Well	Sep 1932
4507028	Matsushita	Mar 1985
4957397	Huff	Sep 1990