Stethoscope chestpiece
Casto , et al. January 21, 1
U.S. patent number D323,394 [Application Number 07/387,095] was granted by the patent office on 1992-01-21 for stethoscope chestpiece. This patent grant is currently assigned to Minnesota Mining and Manufacturing Company. Invention is credited to Jane W. Casto, Curtis A. Hostager.
| United States Patent | D323,394 |
| Casto , et al. | January 21, 1992 |
| **Please see images for: ( Certificate of Correction ) ** |
Stethoscope chestpiece
Claims
The ornamental design for a stethoscope chestpiece, as shown.
| Inventors: | Casto; Jane W. (Somerset, WI), Hostager; Curtis A. (St. Paul, MN) |
|---|---|
| Assignee: | Minnesota Mining and Manufacturing
Company (St. Paul, MN) |
| Appl. No.: | 07/387,095 |
| Filed: | July 28, 1989 |
| Current U.S. Class: | D24/134 |
| Field of Search: | ;D24/134 ;381/67 ;181/131 |
References Cited [Referenced By]
U.S. Patent Documents
| D185178 | May 1959 | Spears |
| D205171 | June 1966 | Littmann |
| D213257 | January 1969 | Littmann |
| D214002 | April 1969 | Machlup et al. |
| D256951 | September 1980 | Allen |
| D277890 | March 1985 | Loughridge et al. |
| 3108652 | October 1963 | Littmann |
| 3288246 | November 1966 | Allen |
| 3303903 | February 1967 | Speelman |
| 3339667 | September 1967 | Speelman |
| 3470975 | October 1969 | Haiken |
| 3472335 | October 1969 | Allen |
| 3570625 | March 1971 | Allen |
Attorney, Agent or Firm: Griswold; Gary L. Kirn; Walter N. Hornickel; John H.
Description
FIG. 1 is a perspective view of a stethoscope chestpiece showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a left side elevational view thereof, the right side elevational view being a mirror image;
FIG. 4 is a front elevational view thereof; and
FIG. 5 is a rear elevational view thereof.
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