Improvements in apparatus for facilitating the inhalation of medicinal vapours
Contributors: Lake, Henry Harris, patentee; Haseltine, Lake & Co
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 : 1898/13790.