Timothy P. Donaldson

EC English Electric Valve Co.: 1 patents #1 of 9Top 15%

📍 Great Totham, GB: #1 of 1 inventorsTop 100%

Overall (1982): #27,327 of 81,411Top 35%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4362972	Thyratrons	—	1982-12-07