Dental X-ray unit
Makas , et al. June 23, 1
U.S. patent number D290,500 [Application Number 06/688,913] was granted by the patent office on 1987-06-23 for dental x-ray unit. This patent grant is currently assigned to Gendex Corporation. Invention is credited to Justin B. Bultman, Bruce A. Makas.
| United States Patent | D290,500 |
| Makas , et al. | June 23, 1987 |
Dental X-ray unit
Claims
The ornamental design for a dental X-ray unit, substantially as shown and described.
| Inventors: | Makas; Bruce A. (Brookfield, WI), Bultman; Justin B. (Wauwatosa, WI) |
|---|---|
| Assignee: | Gendex Corporation (Milwaukee,
WI) |
| Appl. No.: | 06/688,913 |
| Filed: | January 4, 1985 |
| Current U.S. Class: | D24/158 |
| Field of Search: | ;D24/4-5,10-16,2,7 ;D16/2 ;354/62,293 ;378/38,168,193,196-198,204,208-210 ;248/274-287,291,292.1,323-324 ;312/209 ;250/453.1,454.1,455.1,522.1,526 ;433/25,27,229 |
References Cited [Referenced By]
U.S. Patent Documents
| D181521 | November 1957 | Ensign et al. |
| D183954 | November 1958 | Storm, Jr. et al. |
| D217078 | March 1970 | Vandervelden et al. |
| D217079 | March 1970 | Vandervelden et al. |
| D223220 | March 1972 | Johnson et al. |
| D234544 | March 1975 | Bobov et al. |
| 2976417 | March 1961 | Freeman |
| 3617742 | November 1971 | Schulman et al. |
| 3644735 | February 1972 | Vandervelden |
| 4150296 | April 1979 | Edeland et al. |
| 4166602 | September 1979 | Nilsen et al. |
Assistant Examiner: Vinson; Brian N.
Attorney, Agent or Firm: Trexler, Bushnell, Giangiorgi & Blackstone, Ltd.
Description
FIG. 1 is a right side perspective view of a dental X-ray unit showing our new design;
FIG. 2 is a right side perspective view thereof, with the arm shown extended and the tube arm pivoted;
FIG. 3 is a left side perspective view thereof, with the tube arm pivoted and the tube head rotated downward;
FIG. 4 is a front and right side perspective view thereof, with the tube arm pivoted and the tube head rotated upward;
FIG. 5 is an enlarged fragmentary rear perspective view of the tube head element thereof, with the arm elements omitted for clarity of illustration;
FIG. 6 is an enlarged fragmentary front perspective view of the tube head element thereof, with the tube head rotated downward and the arm elements omitted for clarity of illustration; and
FIG. 7 is an enlarged fragmentary side perspective view of the tube head element thereof, with the tube head rotated downward and the arm elements omitted for clarity of illustration.
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