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HAYNES STELLITE Co

HAYNES STE

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2299778A	Making metal composite articles	Expired / Lapsed	1939-06-07	1942-10-27	0	Details
US2250561A	Method for applying metal layers	Expired / Lapsed	1939-01-12	1941-07-29	0	Details
US2189387A	Method of making hard compositions	Expired / Lapsed	1938-03-05	1940-02-06	0	Details
US2173484A	Hard facing metal	Expired / Lapsed	1936-11-03	1939-09-19	0	Details