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Public Domain Mark
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Credit
Improvements in rocking chairs / [Charles Emmanuel Hartelius]. Public Domain Mark. Source: Wellcome Collection.
Improvements in rocking chairs / [Charles Emmanuel Hartelius].
- Hartelius, Charles Emmanuel.
- Date:
- 1893
- Books
- Online
About this work
Publication/Creation
London : Printed for Her Majesty's Stationery Office by Darling and Son, Ltd, 1893.
Physical description
4 pages, 1 folded leaf of plates : illustrations
References note
Patent reference : 1893/6066
Notes
Patent specification
Contains both the provisional and the complete specification
Type/Technique
Languages
Where to find it
Location Status Access Closed stores1893.6066