Improvements in ventilating, humidifying, warming and cooling, and disinfecting apparatus
By: [Henry Sidebottom]
Contributors: Topham, John Henry, agent
Publisher: Printed for Her Majesty's Stationery Office by Malcomson & Co., Ltd
Place of publication: Redhill
Language: eng
Notes: Patent specification.

Contains the complete specification.

Patent reference : 1899/5414.