← Back to Companies

Nachi Machining Technology Co

Nachi Mach

Active Patents

0

Total Holdings

5

Patent Holdings

Filter in Explorer →

Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US4373933A	Method of producing precision abrasive tools	Expired / Lapsed	1981-05-15	1983-02-15	12	Details
US3324736A	Variable pulley system	Expired / Lapsed	1964-11-23	1967-06-13	2	Details
US3068713A	Nut and screw drive device of the recirculating ball type	Expired / Lapsed	1960-10-03	1962-12-18	0	Details
US3064809A	Gear sorting machine	Expired / Lapsed	1960-06-27	1962-11-20	0	Details
US2297611A	Cutter	Expired / Lapsed	1939-12-12	1942-09-29	0	Details