Combined road marker and lock-in sign
Grammas , et al. February 26, 1
U.S. patent number D277,738 [Application Number 06/475,079] was granted by the patent office on 1985-02-26 for combined road marker and lock-in sign. This patent grant is currently assigned to Lamba Systems, Inc.. Invention is credited to Michael T. Callas, Nick G. Grammas.
| United States Patent | D277,738 |
| Grammas , et al. | February 26, 1985 |
Combined road marker and lock-in sign
Claims
The ornamental design for a combined road marker and lock-in sign, substantially as shown and described.
| Inventors: | Grammas; Nick G. (Plymouth, MN), Callas; Michael T. (Edina, MN) |
|---|---|
| Assignee: | Lamba Systems, Inc. (St. Paul,
MN) |
| Appl. No.: | 06/475,079 |
| Filed: | March 14, 1983 |
| Current U.S. Class: | D10/113.2 |
| Field of Search: | ;D10/104,19.1B,121 ;340/114B,114R ;116/63C ;40/1B,152,490,491 ;404/6,9,10,12,14,16 ;350/96.1,99 |
References Cited [Referenced By]
U.S. Patent Documents
| D60293 | January 1922 | Meden |
| D235744 | July 1975 | England |
| D272809 | February 1984 | Bent et al. |
| 1058881 | February 1967 | Semco |
| 2957444 | October 1960 | Boettler |
| 3099244 | July 1963 | Knapp |
| 3520235 | July 1970 | Palazzolo et al. |
| 3809007 | May 1974 | Brown |
| 4197808 | April 1980 | Kinninger |
| 4329800 | May 1982 | Shuman |
Assistant Examiner: Gitlin; Suzanne N.
Attorney, Agent or Firm: Burd, Bartz & Gutenkauf
Description
FIG. 1 is a perspective view of a combined road marker and lock-in sign showing my new design;
FIG. 2 is a side elevational taken from the left of FIG. 1;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a bottom plan view thereof.
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