RG

Richard T. Guttman

SD Square D: 1 patents #408 of 756Top 55%
Overall (All Time): #3,923,057 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4812674 Safety gate limit switch using Hall effect transducer Horace O. Sue, David Mark Pendley, William C. Keys 1989-03-14