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The ornamental design for a sphygmomanometer, substantially as shown and described. |
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FIG. 1 is a top plan view of a sphygmomanometer showing my new design;
FIG. 2 is a front elevation thereof;
FIG. 3 is a side elevation thereof;
FIG. 4 is a rear elevation thereof; and
FIG. 5 is a bottom plan view thereof.
The side opposite FIG. 3 is the mirror image thereof.
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| D255381, | Jul 02 1977 | CLINICON MANNHEIM GMBH, | Blood pressure measuring device |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Aug 27 1975 | Sybron Corporation | (assignment on the face of the patent) | / | |||
| Jul 31 1986 | SYBRON CORPORATION, A CORP OF NY | Nalge Company | ASSIGNMENT OF ASSIGNORS INTEREST | 004628 | /0848 | |
| Dec 03 1986 | NALGE COMPANY, A CORP OF DE | WELCH ALLYN OF NORTH CAROLINA, INC , A NORTH CAROLINA CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 004649 | /0130 |
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