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The ornamental design for a sheathed electric heating element, substantially as shown and described. |
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FIG. 1 is a top plan view of a sheathed electric heating element, showing my new design,
FIG. 2 is a side elevational view thereof,
FIG. 3 is a rear elevational view thereof, looking from the right side of FIG. 2 and
FIG. 4 is a front elevational view thereof, looking from the left side of FIG. 2.
| Patent | Priority | Assignee | Title |
| 8718456, | Aug 21 2009 | Von Ardenne Anlagentechnik GmbH | Surface heating device for a substrate treatment device and substrate treatment device |
| D287119, | Dec 06 1983 | SHAWMUT CAPITAL CORPORATION | Heating element |
| D449375, | Feb 18 2000 | Sandvik Intellectual Property Aktiebolag | Heating element |
| D452560, | Feb 18 2000 | Sandvik Intellectual Property Aktiebolag | Heating element |
| D452561, | Aug 18 2000 | Sandvik Intellectual Property Aktiebolag | Heating element |
| D596724, | May 30 2008 | Immersion apparatus for heat production |
| Patent | Priority | Assignee | Title |
| 2196484, | |||
| 2830363, | |||
| 2831909, | |||
| 3086187, | |||
| 3354294, | |||
| 3673385, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 14 1980 | Emerson Electric Co. | (assignment on the face of the patent) |
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