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Record
GB 0809 Ross - Ross, Col Sir Ronald (1857-1932)
159 - Material on Ross' inventions including ear plugs and a clinical automatic thermometer
01 - Material on the invention of ear plugs by Ross
Ref No
GB 0809 Ross/159/01/06
Level
Item
Title
Letter from WP Thomson & Co, Patent Agents
Date
30/8/1909
Description
Advises Ross that if he intends to apply for foreign patents for his ear plugs he should do so 'speedily'
AccessStatus
Open
Language
English
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