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A P LUNDBERG AND SONS LTD

Overview
  • Total Patents
    24
About

A P LUNDBERG AND SONS LTD has a total of 24 patent applications. Its first patent ever was published in 1929. It filed its patents most often in United Kingdom. Its main competitors in its focus markets electrical machinery and energy are CHARLES LEONARD ARNOLD, XIAMEN HONGYUANDA ELECTRIC APPLIANCE CO LTD and WM SANDERS & CO WEDNESBURY LTD.

Patent filings in countries

World map showing A P LUNDBERG AND SONS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 24

Patent filings per year

Chart showing A P LUNDBERG AND SONS LTDs patent filings per year from 1900 to 2020

Focus industries

Latest patents

Publication Filing date Title
GB539594A Improvements in or relating to electric terminals
GB461783A Improvements in or relating to electric multi-way plug-adapters
GB439600A Improvements in or relating to the earthing of tumbler switches
GB440065A Improvements in or relating to electric tumbler switches
GB439841A Improvements in or relating to plug-and-socket connectors for electrical circuits
GB417483A Improvements in or relating to electric tumbler switches
GB419114A Improvements in or relating to key-operated electric tumbler switches
GB409155A Improvements in or relating to combined plug-and-socket plug members and adapters for electric circuits
GB418244A Improvements in or relating to a combined spring-clip contact and terminal for electrical apparatus
GB393225A Improvements in or relating to electrical plug-and-socket connectors
GB406831A Improvements in or relating to tumbler switches
GB396179A Improvements in or relating to adapters for use in electrical circuits
GB395459A Improvements in electric tumbler switches
GB379063A Improvements in combined switches and wall connectors
GB366398A Improvements in or relating to plug-and-socket connectors for use in electrical circuits
GB354127A Improvements in or relating to contacts for electric switches and other apparatus
GB348428A Improvements in plug and socket connectors and adapters used in or with electrical circuits and apparatus
GB332421A Improvements in electric switches
GB327591A Improvements in electric lamp holders
GB327021A Improvements in combined switches and wall connectors