2 Patents
#248 in Columbus, OH
#3,556 in Ohio
#92,599 in US
American Ceramic Service Company
Forward Citations = 13
3 inventors:
Columbus, OH, United States of America
3 inventors (with patents filed for the assignee):
Karl W Olson (2 out of 14 patents)
Dennis R Pugh (2 out of 7 patents)
William B Shook (2 out of 19 patents)
2 patents:
#248 in Columbus, OH
#3,556 in Ohio
#92,599 in US
3 inventors: