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Insulating riser sleeve |
| D266567 |
Insulating riser sleeve
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| Patent Drawings: | |
| Inventor: |
Wukovich |
| Date Issued: |
October 19, 1982 |
| Application: |
06/029,472 |
| Filed: |
April 12, 1979 |
| Inventors: |
Wukovich; Nick (North Olmstead, OH)
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| Assignee: |
Foseco Trading AG (Chur, CH) |
| Primary Examiner: |
Bullock; B. J. |
| Assistant Examiner: |
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| Attorney Or Agent: |
Cushman, Darby & Cushman |
| U.S. Class: |
D15/135 |
| Field Of Search: |
D15/135; D15/136; 164/359; 164/360 |
| International Class: |
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| U.S Patent Documents: |
3513904; 3815665 |
| Foreign Patent Documents: |
2334501; 2428885 |
| Other References: |
Kalmin and Kalminex Brochure by Foseco Ltd., pub. 6/1973, p. 4, Domed Riser, (top of page).. |
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| Abstract: |
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| Claim: |
The ornamental design for an insulating riser sleeve, as shown. |
| Description: |
FIG. 1 is a side elevational view of an insulating riser sleeve showing my new design;
FIG. 2 is a longitudinal sectional view taken in the direction of the arrows in line 2--2 of FIG. 3;
FIG. 3 is a top plan view thereof; and
FIG. 4 is a bottom plan view thereof.
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