Carlsbad, California
United States
3
2014-06-26
The entities that hold a legal rights for patent applications filed by inventor McRoskey John W.:
John W. McRoskey from Carlsbad, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and apparatus employing modular engageable components for formation of maintenance hole platforms
#2 | 2012-04-05Door jamb injury protector
#3 | 2010-08-31Alarm equipped door safety device
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