Dental drug syringe
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Description
FIG. 1 is a side view of the dental drug syringe of the present invention;
FIG. 2 is a rear view;
FIG. 3 is a front view;
FIG. 4 is a top view;
FIG. 5 is a bottom view;
FIG. 6 is a cross-sectional view taken along lines VI—VI of FIG. 4; and,
FIG. 7 is an enlarged view of the tip section of FIG. 6.
Claims
The ornamental design for a dental drug syringe, as shown and described.
Referenced Cited
Patent History
Patent number: D472628
Type: Grant
Filed: Nov 30, 2001
Date of Patent: Apr 1, 2003
Assignees: Nipro Corporation (Osaka), Sunstar Inc. (Takasuki)
Inventors: Toshikazu Hirayama (Osaka), Shuji Hasegawa (Osaka), Toshio Tochiyama (Osaka), Seiji Tokuoka (Hirakata), Tooru Eguchi (Takatsuki), Junko Yoneda (Ibaraki)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firm: Armstrong, Westerman & Hattori, LLP
Application Number: 29/150,790
Type: Grant
Filed: Nov 30, 2001
Date of Patent: Apr 1, 2003
Assignees: Nipro Corporation (Osaka), Sunstar Inc. (Takasuki)
Inventors: Toshikazu Hirayama (Osaka), Shuji Hasegawa (Osaka), Toshio Tochiyama (Osaka), Seiji Tokuoka (Hirakata), Tooru Eguchi (Takatsuki), Junko Yoneda (Ibaraki)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firm: Armstrong, Westerman & Hattori, LLP
Application Number: 29/150,790
Classifications
Current U.S. Class:
Rectilinear Arrangement Of Actuator And Plunger (i.e., Straight-line Syringe Type) (D24/114)
International Classification: 2402;
International Classification: 2402;