L. F. Perry

📍 Olney, TX: #6 of 38 inventorsTop 20%

🗺 Texas: #33,546 of 125,132 inventorsTop 30%

Overall (All Time): #1,292,463 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5474379	Portable high volume cement mixer	—	1995-12-12
5411329	Portable large volume cement mixer for batch operations	—	1995-05-02
4775275	Mobile batch plants	—	1988-10-04
4474002	Hydraulic drive pump apparatus	—	1984-10-02