USD238712S - - Google Patents
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- Publication number
- USD238712S USD238712S US D238712 S USD238712 S US D238712S
- Authority
- US
- United States
- Prior art keywords
- mouthpiece
- sensor
- view
- spirometer
- medical apparatus
- Prior art date
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Description
Patented Feb. 3, 1976 MOUTHPIECE SENSOR FOR SPIROMETER MEDICAL APPARATUS Bernard N. Gray, 135 Parkwood Drive, East Pepperell, Mass. 01437, and John W. Burke, 34 E. Wyoming St, Melrose, Mass. 02176 Filed Mar. 20, 1974, Ser. No. 452,815
Term of patent 14 years Int. Cl. D24-01 US. Cl. D83-1 F Fig. 3.
FIG. 1 is a perspective view of a mouthpiece sensor References Cited for a spirometer medical apparatus embodying our de- UNITED STATES PATENTS sign;
FIG. 2 is a side elevational view of the mouthpiece 1313,69) 4/1969 Eckstrom H 1332-4 R sensor depicted in FIG, 1; 3,426,745 2/1969 Farr D831 F X FIG. 3 is an end view of the mouthpiece sensor shown 35351314 1/1972 Rand et 27257 F in FIG. 1; and 3,675,640 7/1972 Gatts 128-2.05 R FIG 4 is a view from the other end of the o th i 3,322,699 1974 Cleary 128-2.08 a E claim: BERNARD ANSHER, Primary Examiner The ornamental design for a mouthpiece sensor for spirometer medical apparatus, substantially as shown.
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