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Ramsay Engineering Co

Ramsay Eng

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3604903A	Material dispensing control system	Expired / Lapsed	1968-10-23	1971-09-14	18	Details
US3578955A	Totalizer for integrating the product of two variables with…	Expired / Lapsed	1968-03-18	1971-05-18	19	Details
US3561643A	Feeder for particulate material, having means responsive to…	Expired / Lapsed	1968-09-16	1971-02-09	18	Details
US3286144A	On-off integrating motor controller	Expired / Lapsed	1963-11-06	1966-11-15	2	Details