NORTHERN INDIANA BRASS CO

NORTHERN I

Active Patents

Total Holdings

Patent Holdings

Patent No.	Title	Status	Filing Date	Grant Date	Actions
US2228552A	Valve for flushing tanks	Expired / Lapsed	1939-02-27	1941-01-14	Details
US2185394A	Timing mechanism	Expired / Lapsed	1938-07-09	1940-01-02	Details
US2125978A	Spray head	Expired / Lapsed	1937-07-21	1938-08-09	Details