Modular block wall
Forsberg December 20, 1
U.S. patent number D299,067 [Application Number 07/033,178] was granted by the patent office on 1988-12-20 for modular block wall. This patent grant is currently assigned to Keystone Retaining Wall Systems, Inc.. Invention is credited to Paul J. Forsberg.
| United States Patent | D299,067 |
| Forsberg | December 20, 1988 |
Modular block wall
Claims
The ornamental design for a modular block wall as shown and described.
| Inventors: | Forsberg; Paul J. (Richfield, MN) |
|---|---|
| Assignee: | Keystone Retaining Wall Systems,
Inc. (Edina, MN) |
| Appl. No.: | 07/033,178 |
| Filed: | April 2, 1987 |
Related U.S. Patent Documents
| Application Number | Filing Date | Patent Number | Issue Date | ||
|---|---|---|---|---|---|
| 907077 | Sep 15, 1986 | ||||
| 13383 | Feb 11, 1987 | ||||
| Current U.S. Class: | D25/58; D25/116 |
| Field of Search: | ;405/284,285,286,30 ;404/41,42,34 ;52/602,608 ;D25/113,114,116,58 |
References Cited [Referenced By]
U.S. Patent Documents
| D237704 | November 1975 | Lane |
| 2882689 | April 1959 | Huch et al. |
| 4014693 | April 1977 | Warren |
| 4312606 | January 1982 | Sarikells |
| 4496266 | January 1985 | Ruckstuahl |
| 4658541 | April 1987 | Haile |
| 1360872 | Apr 1964 | FR | |||
| 336 | 1871 | GB | |||
| 2127872 | Apr 1984 | GB | |||
Attorney, Agent or Firm: Burd, Bartz & Gutenkauf
Description
FIG. 1 is a perspective view of a modular block wall showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a side view of the left side thereof, the opposite side being a mirror image thereof; and
FIG. 5 is a bottom plan view thereof.
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