Oscar D. Caldwell

📍 Oklahoma City, OK: #739 of 1,463 inventorsTop 55%

🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%

Overall (All Time): #4,116,579 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4214517	Bread cooking device	—	1980-07-29