Earplug
Latest Daiko Co., Ltd. Patents:
Description
FIG. 1 is a front view of an earplug showing my new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a plan view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a cross-sectional view taken along line5--5 of FIG. 1;
FIGS. 6 and 7 are cross-sectional views taken along lines 6--6 and 7--7 respectively of FIG. 3.
Referenced Cited
U.S. Patent Documents
D195322 | May 1963 | Hill |
D235483 | June 1975 | Leight |
2888921 | June 1959 | Nielson |
3871372 | March 1975 | Bivins |
4160449 | July 10, 1979 | Wade |
Patent History
Patent number: D259279
Type: Grant
Filed: Jan 5, 1979
Date of Patent: May 19, 1981
Assignee: Daiko Co., Ltd. (Fukuoka)
Inventor: Hidetaka Takeda (Fukuoka)
Primary Examiner: Bernard Ansher
Law Firm: Jordan and Hamburg
Application Number: 6/1,340
Type: Grant
Filed: Jan 5, 1979
Date of Patent: May 19, 1981
Assignee: Daiko Co., Ltd. (Fukuoka)
Inventor: Hidetaka Takeda (Fukuoka)
Primary Examiner: Bernard Ansher
Law Firm: Jordan and Hamburg
Application Number: 6/1,340
Classifications
Current U.S. Class:
D24/67
International Classification: D2404;
International Classification: D2404;