Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Robert H. Duncan
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
269,132Dec. 12, 1882W. Stanley, Jr.Carbon filament produced from hairelectric arc lamps
381,970May 01, 1888N. TeslaSystem of electrical distributionelectric distribution systems
Toggle print mode
Show pictures

Copyright © 2002-2024 - DATAMP