6 Patents
#7 in South Hadley, MA
#2,474 in Massachusetts
#43,845 in US
A. B. Dick/scott
Forward Citations = 34
4 inventors:
South Hadley, MA, United States of America
4 inventors (with patents filed for the assignee):
Frank C Gross (4 out of 6 patents)
John D Plumadore (1 out of 20 patents)
Nils L Hakanson (1 out of 2 patents)
4. George D Lempke (1 out of 1 patent)
6 patents:
#7 in South Hadley, MA
#2,474 in Massachusetts
#43,845 in US
4 inventors: