Grinding wheel
Latest Ehwa Diamond Ind. Co., Ltd. Patents:
Description
FIG. 1 is a front perspective view of the grinding wheel showing my design.
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is an opposite side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
Claims
The ornamental design for a grinding wheel, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D29029 | July 1898 | Brown |
1470957 | October 1923 | Cavicchi |
D155085 | September 1949 | Goldberg |
3628292 | December 1971 | Rue |
3711999 | January 1973 | Held |
3932967 | January 20, 1976 | Hanes |
4106382 | August 15, 1978 | Salje et al. |
4257301 | March 24, 1981 | Tuomaala |
4776402 | October 11, 1988 | Meikle et al. |
D390435 | February 10, 1998 | Matsumoto |
5782682 | July 21, 1998 | Han et al. |
D401822 | December 1, 1998 | Pearlman |
5911620 | June 15, 1999 | Spangenberg et al. |
6196911 | March 6, 2001 | Preston et al. |
6299522 | October 9, 2001 | Lee |
- Metal polishing discs, Types S and R; K-Prix Quality Diamond Tools, Dongil Industries Co., Ltd.
Patent History
Patent number: D463965
Type: Grant
Filed: May 17, 2001
Date of Patent: Oct 8, 2002
Assignee: Ehwa Diamond Ind. Co., Ltd. (Kyongki-do)
Inventors: Chang Hyun Lee (Pyongtaek), Joon Ho Chang (Gunsan)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firm: Harrison & Egbert
Application Number: 29/142,064
Type: Grant
Filed: May 17, 2001
Date of Patent: Oct 8, 2002
Assignee: Ehwa Diamond Ind. Co., Ltd. (Kyongki-do)
Inventors: Chang Hyun Lee (Pyongtaek), Joon Ho Chang (Gunsan)
Primary Examiner: Doris V. Coles
Assistant Examiner: T. Chase Nelson
Attorney, Agent or Law Firm: Harrison & Egbert
Application Number: 29/142,064
Classifications