Lawrence K. Carrick

CM Calkins Manufacturing: 4 patents #1 of 2Top 50%

📍 Spokane, WA: #228 of 1,134 inventorsTop 25%

🗺 Washington: #23,018 of 76,902 inventorsTop 30%

Overall (All Time): #1,298,740 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
5154240	Folding implement frame	—	1992-10-13
4664401	Boat trailer	—	1987-05-12
4408777	Hitch mechanism	—	1983-10-11
4391334	Hitch assembly	—	1983-07-05