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The ornamental design for a digital thermo-hygrometer, as shown. |
FIG. 1 is a top, front and left side perspective view of a digital thermo-hygrometer showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a rear elevational view;
FIG. 5 is a bottom plan view; and
FIG. 6 is a top plan view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Aug 26 1987 | SUZUKI, OSAMU | TANAKA MANUFACTURING COMPANY LIMITED, A CORP OF JAPAN | ASSIGNMENT OF ASSIGNORS INTEREST | 004768 | /0105 | |
Sep 11 1987 | 501 Tanaka Manufacturing Company Limited | (assignment on the face of the patent) | / |
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