Inventor
OLSZEWSKI DAVID M
US7 patents
Patents
7 patentsUS6061217AMay 9, 2000
Electrical switching apparatus employing twice-energized trip actuator
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US6924721B2Aug 2, 2005
Gas segregator barrier for electrical switching apparatus
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US7598467B2Oct 6, 2009
Electrical switching apparatus having a cradle with combined pivot and over-toggle reversing pin
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US7569784B2Aug 4, 2009
Electrical switching apparatus, and housing and integral pole shaft bearing assembly therefor
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US7910845B2Mar 22, 2011
Removable racking system for an electrical switching apparatus
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US7863537B2Jan 4, 2011
Gassing insulator assembly, and conductor assembly and electrical switching apparatus employing the same
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US7800920B2Sep 21, 2010
Support and extension rail assembly
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