Reversible lock washer
Frieberg April 6, 1
U.S. patent number D263,679 [Application Number 06/180,410] was granted by the patent office on 1982-04-06 for reversible lock washer. Invention is credited to Bengt O. Frieberg.
| United States Patent | D263,679 |
| Frieberg | April 6, 1982 |
Reversible lock washer
Claims
The ornamental design for a reversible lock washer, as shown and described.
| Inventors: | Frieberg; Bengt O. (La Habra Heights, CA) |
|---|---|
| Appl. No.: | 06/180,410 |
| Filed: | August 22, 1980 |
| Current U.S. Class: | D8/399 |
| Current International Class: | D0808 |
| Field of Search: | ;D8/394-399 ;D23/47 ;411/145,146,371,427,428,436,437,531,533,537,538,542,545-547 |
References Cited [Referenced By]
U.S. Patent Documents
| D26801 | March 1897 | Spear |
| D32218 | February 1900 | Dougherty |
| 920947 | May 1909 | Gilmore |
Attorney, Agent or Firm: LoJacono; Francis X.
Description
FIG. 1 is a top perspective view of a reversible lock washer, showing my new design;
FIG. 2 is a bottom plan view thereof;
FIG. 3 is an enlarged fragmentary sectional view taken in the direction of the arrows on line 3--3 of FIG. 1.
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