Library and Archives Canada
Symbol of the Government of Canada

Institutional links

Canadian Patents, 1869-1919

Associated Image(s)

Source  
COMMUTATOR AND REGULATOR FOR DYNAMO-ELECTRIC MACHINES. page 1
WRIGHT, JOHN J.: PARKDALE, Ontario, Canada Filing year:1883-01-01
Year granted:1883-07-21
Return
Page Navigation (12 pages): 1  >  >>
COMMUTATOR AND REGULATOR FOR DYNAMO-ELECTRIC MACHINES, p. 1
 
Page Navigation: 1  >  >>

Visit the virtual exhibition Made in Canada - Patents of Invention and the Story of Canadian Innovation