Frequency inverter
Yoshida , et al. May 30, 1
U.S. patent number D358,753 [Application Number D/026,178] was granted by the patent office on 1995-05-30 for frequency inverter. This patent grant is currently assigned to Hitachi, Ltd.. Invention is credited to Hidenori Sugio, Norinaga Suzuki, Akitaka Takeuchi, Yoshiki Yoshida.
| United States Patent | D358,753 |
| Yoshida , et al. | May 30, 1995 |
Frequency inverter
Claims
The ornamental design for a frequency inverter, as shown.
| Inventors: | Yoshida; Yoshiki (Iruma, JP), Takeuchi; Akitaka (Kodaira, JP), Suzuki; Norinaga (Funabashi, JP), Sugio; Hidenori (Funabashi, JP) |
|---|---|
| Assignee: | Hitachi, Ltd. (N/A) |
| Appl. No.: | D/026,178 |
| Filed: | July 21, 1994 |
| Current U.S. Class: | D13/123 |
| Field of Search: | ;D13/110,123,124,162 ;363/15,35,96 ;336/182 ;361/430,690,710,729,730,752,823 |
References Cited [Referenced By]
U.S. Patent Documents
| D290694 | July 1987 | Shimizu et al. |
| D294565 | March 1988 | Makinson et al. |
| D304170 | October 1989 | Kondo et al. |
| D318845 | August 1991 | Plumeret |
| 4620263 | October 1986 | Ito |
| 4769557 | September 1988 | Houf et al. |
| 4980801 | December 1990 | Guinda et al. |
| 2543781 | Oct 1984 | FR | |||
| 3924161 | Jan 1991 | DE | |||
| 405250977 | Sep 1993 | JP | |||
Attorney, Agent or Firm: Antonelli, Terry, Stout & Kraus
Description
FIG. 1 is a front, top and right side perspective view of a frequency inverter showing our new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a left side elevational view thereof.
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