§
Luxuse
Patent Intelligence
Sign In
← Back to Companies

J O ROSS ENGINEERING Corp

J O ROSS E
Active Patents
0
Total Holdings
2

Patent Holdings

Filter in Explorer →
Patent No. Title Status Filing Date Grant Date Claims Actions
US2175579A Heat insulating wall Expired / Lapsed 1937-05-21 1939-10-10 0 Details
US1971766A Baking oven Expired / Lapsed 1933-03-22 1934-08-28 0 Details