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Superheater Co Ltd

Superheate

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2398043A	Spring retained closure plug	Expired / Lapsed	1944-09-07	1946-04-09	0	Details
US1938366A	Combined steam and power plant	Expired / Lapsed	1930-04-11	1933-12-05	0	Details
US1856072A	Joint	Expired / Lapsed	1929-07-10	1932-05-03	0	Details
US1479279A	Method of making return bends	Expired / Lapsed	1922-09-15	1924-01-01	0	Details