Mangood Corporation

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4667757 System for determining axle spacingExpiredJun 02, 86May 26, 87[G01B, G01G]
4445581 System for loading railroad carsExpiredSep 07, 82May 01, 84[G01G]
4401175 System for weighing railroad cars in motion during loadingExpiredJul 16, 81Aug 30, 83[G01G]
4258809 Apparatus and methods for weighing railroad cars coupled together and in motionExpiredJul 31, 74Mar 31, 81[G01G]
4201908 Measurement and recording apparatus and systemExpiredApr 17, 78May 06, 80[G06F, G08G]

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