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Fried Krupp Grusonwerk AG

Fried Krup

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
GB312684A	GB312684A - - Google Patents	Expired / Lapsed	1929-04-23	—	0	Details
GB302725A	Improvements in or relating to the separation of materials …	Expired / Lapsed	1928-12-13	—	0	Details
US2222776A	Scrubbing machine	Expired / Lapsed	1937-09-27	1940-11-26	0	Details
DE607929C	Metal extrusion press with billet loading device	Expired / Lapsed	1933-10-31	1935-01-11	0	Details
US1935286A	Extrusion press for the production of rod or tube-shaped bo…	Expired / Lapsed	1931-09-28	1933-11-14	0	Details