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Transit Research Corp

Transit Re

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2593094A	Heating and ventilating system	Expired / Lapsed	1945-05-03	1952-04-15	0	Details
US2351096A	Heating and ventilating system for car bodies	Expired / Lapsed	1941-07-16	1944-06-13	0	Details
US2178644A	Body construction and heating and ventilating system	Expired / Lapsed	1936-06-11	1939-11-07	0	Details
US2130131A	Step construction	Expired / Lapsed	1937-03-27	1938-09-13	0	Details
US2069270A	Elastic spring and method of making same	Expired / Lapsed	1935-05-23	1937-02-02	0	Details