Theodor Gerdes

📍 Langenfeld, DE: #219 of 523 inventorsTop 45%

Overall (All Time): #2,371,955 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4305522	Locking cap with a spring seat between the outer cap and inside cover	—	1981-12-15
4294281	Relief valve	—	1981-10-13