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R H Hood Company |
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Cherry Electrical Prod |
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1969-04-07 |
1970-11-17 |
Cutler Hammer Inc |
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1979-09-18 |
Robertshaw Controls Company |
Electrical switch construction and method of making the same
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1979-04-30 |
1980-10-28 |
Cherry Electrical Products Corp. |
Seal assembly for switch actuator
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1983-05-17 |
Emhart Industries, Inc. |
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1988-03-22 |
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Push-button electric microswitch
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Omron Tateisi Electronics Co. |
Microswitch
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Microswitch
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スイッチ
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Minirupteur
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Honeywell International Inc. |
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2014-08-26 |
Zippy Technology Corp. |
Micro-switch provided labor-saving switching
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2012-07-10 |
2014-01-30 |
Ushio Inc |
光源装置
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2015-05-05 |
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2015-11-24 |
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