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Reference Number	D8/L3/87
Title	Papers re: Patent Application No. 25212/35 - Improvements in Gas Lighting Apparatus
Description	Correspondence with Barker, Brettell & Duncan, British and Foreign Patents, Trade Marks and Designs, Chartered Patent Agents, Birmingham re: Cannon's patent application no. 25212/35 for improvements in gas lighting apparatus.
Date	Sep 1935-Mar 1937
AccessStatus	Open
Level	File

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