3 Utility Patents
#1,619 in Minneapolis, US
#18,055 in
#602,985 in US
Forward Citations = 7
Company Filing History:
Iron Carbide Holdings, Ltd.
Usx Corporation
Usx Corporation and Praxair Technology, Inc.
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#1,619 in Minneapolis, US
#18,055 in
#602,985 in US
Company Filing History:
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