Houston, Texas
United States
4
2015-08-27
The entities that hold a legal rights for patent applications filed by inventor ELDER Russell:
Russell ELDER from Houston, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Screw joint for steel pipe
#2 | 2014-03-27Tubular threaded connection
#3 | 2013-01-17Tubular threaded connection
#4 | 2012-02-23Tubular threaded connection
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