Door closer
Shohoji June 12, 1
U.S. patent number D274,212 [Application Number 06/430,302] was granted by the patent office on 1984-06-12 for door closer. This patent grant is currently assigned to Ryobi Ltd.. Invention is credited to Takeshi Shohoji.
| United States Patent | D274,212 |
| Shohoji | June 12, 1984 |
Door closer
Claims
The ornamental design for a door closer, as shown.
| Inventors: | Shohoji; Takeshi (Chiba, JP) |
|---|---|
| Assignee: | Ryobi Ltd. (Fuchu,
JP) |
| Appl. No.: | 06/430,302 |
| Filed: | September 30, 1982 |
Foreign Application Priority Data
| Jul 5, 1982 [JP] | 57-30407 | |||
| Current U.S. Class: | D8/330 |
| Field of Search: | ;D8/330 ;16/49,71 |
References Cited [Referenced By]
U.S. Patent Documents
| D94773 | March 1935 | Parsons |
| D167177 | July 1952 | Schlage |
| D241512 | September 1976 | Hiraishi |
| 2820241 | January 1958 | Schlage |
| 3252178 | May 1966 | Check et al. |
| 3426382 | February 1969 | Lazier et al. |
| 3902220 | September 1975 | Little |
| 4086681 | May 1978 | Nakanishi |
| 4115897 | September 1978 | Zunkel |
Other References
|
Architectoril Record, Apr. 1951, p. 223; Russwin "400" Door Closer made by American Hardware Corp. . 1978 Sweet's Catalog file, vol. 7, section 8:30 Closers; Norton Series 1600, 8000, 8:30/Ean; of Yab/Eat, pp. 18-20, LCN, 8:30/Lc; Parker 8:30/PA.. |
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Fay; Horace B.
Attorney, Agent or Firm: Sughrue, Mion, Zinn, Macpeak and Seas
Description
FIG. 1 is a top, front and right side perspective view of a door closer showing my new design;
FIG. 2 is a front, bottom and left side perspective view thereof; and
FIG. 3 is a rear elevational view thereof.
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