Quartz fin heat retaining tube
Ishii May 30, 2
U.S. patent number D425,871 [Application Number D/074,284] was granted by the patent office on 2000-05-30 for quartz fin heat retaining tube. This patent grant is currently assigned to Tokyo Electron Limited. Invention is credited to Katsutoshi Ishii.
| United States Patent | D425,871 |
| Ishii | May 30, 2000 |
Quartz fin heat retaining tube
Claims
The ornamental design for a quartz fin heat retaining tube, as shown.
| Inventors: | Ishii; Katsutoshi (Kanagawa, JP) |
|---|---|
| Assignee: | Tokyo Electron Limited
(Tokyo-To, JP) |
| Appl. No.: | D/074,284 |
| Filed: | July 24, 1997 |
Foreign Application Priority Data
| Jan 31, 1997 [JP] | 9-2655 | |||
| Current U.S. Class: | D13/182 |
| Current International Class: | 1303 |
| Field of Search: | ;D23/340 ;D13/182,179 ;D15/144,144.1,199 ;392/416,418 ;118/724,725,50.1,729,730 |
References Cited [Referenced By]
U.S. Patent Documents
| D361752 | August 1995 | Yamaga |
| D380454 | July 1997 | Ewai et al. |
| 5303671 | April 1994 | Kondo et al. |
| 5482558 | January 1996 | Watanabe et al. |
Attorney, Agent or Firm: Ladas & Parry
Description
FIG. 1 is a perspective view of a quartz fin heat retaining tube.
FIG. 2 is a top plan view thereof.
FIG. 3 is a front elevational view thereof.
FIG. 4 is a cross sectional view taken along line 4--4 in FIG. 3.
FIG. 5 is a cross sectional view taken along line 5--5 in FIG. 3.
FIG. 6 is a left side view thereof.
FIG. 7 is a right side view thereof.
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is a rear elevational view thereof.
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