Henry B. Ehrhardt

UN Unknown: 2 patents #12,644 of 83,584Top 20%

📍 Arlington, WA: #73 of 172 inventorsTop 45%

🗺 Washington: #35,300 of 76,902 inventorsTop 50%

Overall (All Time): #2,352,910 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4512593	Tracking trailer construction	—	1985-04-23
4187423	Article for measuring lower extremities comprising laminae of both PVC and acrylic	—	1980-02-05