← Back to Companies

Bruning Charles Co Inc

Bruning Ch

Active Patents

0

Total Holdings

5

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2851373A	Developing electrostatic latent images on photo-conductive …	Expired / Lapsed	1955-11-21	1958-09-09	2	Details
US2441912A	Sheet separating device	Expired / Lapsed	1946-07-23	1948-05-18	0	Details
US2431520A	Photoprinting machine	Expired / Lapsed	1945-02-20	1947-11-25	0	Details
US2351339A	Cooling system for photoprinting mechanisms	Expired / Lapsed	1942-09-03	1944-06-13	0	Details
US2311849A	Cooling device for printing machines	Expired / Lapsed	1940-10-17	1943-02-23	0	Details