David B. Filmer

📍 Mona Vale, AU: #70 of 246 inventorsTop 30%

Overall (All Time): #2,360,902 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4402320	Animal ear tag applicators	—	1983-09-06
4368735	Animal ear tag applicators	—	1983-01-18