William S. Pearson

🗺 Maryland: #10,129 of 35,612 inventorsTop 30%

Overall (All Time): #1,586,128 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
7185607	Firearm enclosure	—	2007-03-06
4478555	Back pressure compensator for apparatus for controlling liquid level _in a reservoir	—	1984-10-23
4207030	Apparatus for controlling liquid level in a reservoir	—	1980-06-10