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The ornamental design for a welding apparatus, as shown and described.
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The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.
Christen, Peter, Furling, Andreas, Flubacher, Walter
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D833491, | Feb 07 2017 | Leister Technologies AG | Heat sealing apparatus |
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D885448, | Oct 19 2018 | Koike Sanso Kogyo Co., Ltd. | Welding and cutting machine for metals |
D896290, | Oct 25 2018 | Leister Technologies AG | Heating apparatus |
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D962316, | Oct 25 2018 | Leister Technologies AG | Heating apparatus |
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Nov 03 2010 | Leister Technologies AG | (assignment on the face of the patent) | / | |||
Nov 29 2010 | FLUBACHER, WALTER | LEISTER Process Technologies | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 026242 | /0005 | |
Nov 29 2010 | FURLING, ANDREAS | LEISTER Process Technologies | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 026242 | /0005 | |
Nov 29 2010 | CHRISTEN, PETER | LEISTER Process Technologies | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 026242 | /0005 | |
Dec 12 2011 | LEISTER Process Technologies | Leister Technologies AG | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 027786 | /0489 |
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