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Babcock and Wilcox Co
Babcock an
Active Patents
0
Total Holdings
3
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2381890A
Method of forming lined pressure vessel connections
Expired / Lapsed
1942-06-13
1945-08-14
0
Details
US1785334A
Air heater
Expired / Lapsed
1926-03-04
1930-12-16
0
Details
US1440033A
Dust removing and collecting means
Expired / Lapsed
1918-09-28
1922-12-26
0
Details