USD235775S - Dental vacuum handpiece - Google Patents

Description

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United States Patent DENTAL VACUUM HANDPIECE Donald R. Swatman, Modesto, Calif assignor to Den- Tal-Ez Mfg. Co., Des Moines, Iowa Filed Apr. 19, 1974, Ser. No. 462,352

Term of patent 14 years Int. Cl. D24-02 Des. 235,775 Patented July 8, 1975 us. Cl. D24 1 R FlG 4 FIG. 1 is a front perspective view of a dental vacuum References Cited handpiece;

FIG. 2 is a front elevation thereof; UNITED TATES PATENTS FIG. 3 is a side elevation thereof; 4 4/1962 Cohen 32 33 FIG. 4 is a rear elevation thereof; 4 9/1965 Turner.

FIG. 5 is a top plan view thereof, and 3 34 8/ 1967 Boisvert.

FIG. 6 is a bottom plan view thereof. 3,516,150 /1970 Lefiler 32 33 I claim: The ornamental design for a dental vacuum handpieee, BERNARD ANSHER, P m ry Examiner as shown.

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