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The ornamental design for dental X-ray film holder, substantially as shown and described. |
FIG. 1 is a frontal perspective view of the dental X-ray film holdere, showing my new design;
FIG. 2 is a side elevational view thereof, taken from the left hand side of FIG. 1;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a front elevational view thereof;
FIG. 6 is a rear elevational view thereof; and
FIG. 7 is a side elevational view thereof, taken from the right hand side of FIG. 1.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Jun 28 1982 | STEVENSON, CHARLES F | RINN CORPORATION, A CORP OF | ASSIGNMENT OF ASSIGNORS INTEREST | 004024 | /0919 | |
Jul 02 1982 | Rinn Corporation | (assignment on the face of the patent) | / | |||
Aug 28 1990 | KESTREL DENTAL CORPORATION | Midwest Dental Products Corporation | MERGER SEE DOCUMENT FOR DETAILS EFFECTIVE ON 08 28 1990DE | 005805 | /0579 | |
Sep 20 1994 | Midwest Dental Products Corporation | Dentsply Research & Development Corp | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007152 | /0151 |
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