Portable gas detector-alarm
Latest Riken Keiki Co., Ltd. Patents:
Description
FIG. 1 and FIG. 2 are a perspective view showing the right and left sides of the article;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof.
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom view thereof;
FIG. 7 is a right side elevational view thereof; and,
FIG. 8 is a left side elevational view thereof.
Claims
The ornamental design for a portable gas detector-alarm, as shown and described.
Referenced Cited
Patent History
Patent number: D447974
Type: Grant
Filed: Oct 17, 2000
Date of Patent: Sep 18, 2001
Assignee: Riken Keiki Co., Ltd. (Tokyo)
Inventors: Juniti Koyano (Tokyo), Shuji Tajima (Tokyo), Masahide Kitamura (Tokyo)
Primary Examiner: Marcus A. Jackson
Attorney, Agent or Law Firm: Connolly Bove Lodge & Hutz
Application Number: 29/131,205
Type: Grant
Filed: Oct 17, 2000
Date of Patent: Sep 18, 2001
Assignee: Riken Keiki Co., Ltd. (Tokyo)
Inventors: Juniti Koyano (Tokyo), Shuji Tajima (Tokyo), Masahide Kitamura (Tokyo)
Primary Examiner: Marcus A. Jackson
Attorney, Agent or Law Firm: Connolly Bove Lodge & Hutz
Application Number: 29/131,205
Classifications
Current U.S. Class:
D10/106
International Classification: 1005;
International Classification: 1005;