Improvements in medical vaporizers or inhaling apparatus / [Robert Lee Benson].
- Benson, Robert Lee.
- Date:
- 1901
- Books
- Online
About this work
Publication/Creation
Redhill : Printed for His Majesty's Stationery Office by Malcomson & Co., Ltd, 1901.
Physical description
3 pages, 1 folded leaf of plates : illustrations
Contributors
References note
Patent reference : 1900/20473
Notes
Patent specification
Contains the complete specification
Type/Technique
Languages
Where to find it
Location Status Access Closed stores1900.20473