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The ornamental design for an electronic spirit level, as shown and described.
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FIG. 1=is a first perspective view of the spirit level;
FIG. 2=is a second perspective view of the spirit level;
FIG. 3=is a front view of the spirit level;
FIG. 4=is a rear view of the spirit level;
FIG. 5=is a top side view of the spirit level;
FIG. 6=is a bottom view of the spirit level;
FIG. 7=is a first end face view of the spirit level; and,
FIG. 8=is a second end face view of the spirit level.
Schäfer, Wolfgang, Kallabis, Gabriel, Busam, Daniel
| Patent | Priority | Assignee | Title |
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| D555523, | Feb 27 2007 | Johnson Level & Tool Mfg. Co., Inc. | Level |
| D735064, | Nov 26 2013 | HULTAFORS GROUP NORTH AMERICA, INC | Level with electronic display |
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| D825354, | Apr 26 2017 | Diamond Tech LLC | Digital level |
| D856173, | Oct 23 2017 | Diamond Tech LLC | Digital level |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 03 2006 | SCHAFER, WOLFGANG | Stabila Messgerate Gustav Ullrich GmbH | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017876 | /0460 | |
| Apr 03 2006 | KALLABIS, GABRIEL | Stabila Messgerate Gustav Ullrich GmbH | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017876 | /0460 | |
| Apr 03 2006 | BUSAM, DANIEL | Stabila Messgerate Gustav Ullrich GmbH | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 017876 | /0460 | |
| May 08 2006 | Stabila Messgerate Gustav Ullrich GmbH | (assignment on the face of the patent) | / |
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