An improved container for hydraulically and automatically distributing disinfecting, deodorising antiseptic and detergent liquids to flushing cisterns and the like
By: [John Hubert Williams]
Publisher: Printed for Her Majesty's Stationery Office by Malcomson & Co., Ltd
Place of publication: Redhill
Language: eng
Notes: Patent specification.

Contains both the provisional and the complete specification.

Patent reference : 1899/20681.