11 Utility Patents
#15 in Hamilton, MA
#9,719 in Massachusetts
#179,014 in US
#362,319 in the World
Forward Citations = 111
Company Filing History:
Other
White Metal Golf
Porter Sewing Machines, Inc.
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#15 in Hamilton, MA
#9,719 in Massachusetts
#179,014 in US
#362,319 in the World
Company Filing History:
Get your Inventor Badge Today