Dial control knob for medical instrument
Takahashi December 20, 1
U.S. patent number D246,691 [Application Number 05/763,757] was granted by the patent office on 1977-12-20 for dial control knob for medical instrument. Invention is credited to Nagashige Takahashi.
| United States Patent | D246,691 |
| Takahashi | December 20, 1977 |
Dial control knob for medical instrument
Claims
The ornamental design for a dial control knob for medical instrument, as shown and described.
| Inventors: | Takahashi; Nagashige (Tokiwadai, Itabashi, Tokyo, JA) |
|---|---|
| Appl. No.: | 05/763,757 |
| Filed: | January 28, 1977 |
Foreign Application Priority Data
| Jul 28, 1976 [JA] | 51-29466 | |||
| Current U.S. Class: | D8/310 |
| Current International Class: | D0806 |
| Field of Search: | ;D8/300,307,310,312,321,322 ;D6/86,89,90,92-94 |
References Cited [Referenced By]
U.S. Patent Documents
| D68989 | December 1925 | Riehle |
| D197986 | April 1964 | Schlage |
| D218009 | July 1970 | Bosack |
| D219905 | February 1971 | Gottwald |
| D227568 | July 1973 | Thorp |
Assistant Examiner: Bullock; B. J.
Attorney, Agent or Firm: Sughrue; Richard C.
Description
FIG. 1 is a top plan view of a dial control knob for medical instrument showing my new design;
FIG. 2 is a side elevational view taken from the left of FIG. 1;
FIG. 3 is a front elevational view; and,
FIG. 4 is a rear elevational view.
The dial control knob is symmetrical about its axis.
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