Number | Date | Country | Kind |
---|---|---|---|
2000-004039 | Jan 2000 | JP | |
2000-280176 | Sep 2000 | JP |
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5227929 | Comerford | Jul 1993 | A |
5864064 | Kano et al. | Jan 1999 | A |
5982573 | Henze | Nov 1999 | A |
Entry |
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Patent Abstracts of Japan, “Seismic Sensitive Switch for Earthquake Information Apparatus”, JP 08-321236, Dec. 3, 1996. |
Patent abstracts of Japan, “Vibration Detecting Switch”, JP 08-249995, Sep. 27, 1996. |