DM

Donald M. May

📍 Santa Clarita, CA: #3 of 44 inventorsTop 7%
🗺 California: #676 of 10,592 inventorsTop 7%
Overall (1989): #28,823 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4862500 Telephone jack lock-out plug 1989-08-29
4820187 Tamper-proof electrical receptacle 1989-04-11