Peter Spiegel

VR Von Roll: 1 patents #2 of 5Top 40%

📍 McNeil, CA: #1 of 1 inventorsTop 100%

🗺 California: #1,105 of 6,198 inventorsTop 20%

Overall (1982): #38,633 of 81,411Top 50%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4362616	Apparatus for moving the filter plates of a filter press	Gerd-Peter Gehrmann	1982-12-07