AUTOMATIC ELECTRIC CO Ltd

AUTOMATIC

Active Patents

Total Holdings

Patent Holdings

Patent No.	Title	Status	Filing Date	Grant Date	Actions
GB450864A	Improvements in electrical measuring and/or signalling syst…	Expired / Lapsed	1935-01-24	—	Details
GB436883A	Improvements in or relating to automatic traffic control sy…	Expired / Lapsed	1934-04-20	—	Details
US1930540A	Indicating device	Expired / Lapsed	1931-04-13	1933-10-17	Details