Robert Barron was an
English
English usually refers to:
* English language
* English people
English may also refer to:
Peoples, culture, and language
* ''English'', an adjective for something of, from, or related to England
** English national ide ...
locksmith notable for his invention of the double–acting
tumbler lock in 1774, patented the same year. At the time of the patent, he lived in the city of
London
London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...
.
References
Locksmiths
Year of birth missing
Year of death missing
Place of birth missing
18th-century inventors
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