Prosperity, Pennsylvania
United States
5
2020-04-30
The entities that hold a legal rights for patent applications filed by inventor WATSON George A.:
George A. WATSON from Prosperity, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Mine roof support
#2 | 2019-01-24Load support drum with resilient core member
#3 | 2014-11-27NESTED MINE ROOF SUPPORTS
#4 | 2011-10-27Pumpable support with cladding
#5 | 2011-01-20Mine seal with multiple mortared walls
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