3 Patents
#21 in Hamilton
#4,243 in Canada
1112923 Ontario Inc.
Forward Citations = 41
3 inventors:
3 inventors (with patents filed for the assignee):
Charles G Shepherd (3 out of 41 patents)
Donald G Coburn (3 out of 3 patents)
Kenneth Hugh Hollebone (1 out of 1 patent)
3 patents: