Specification of Hector Auguste Dufrené
Subtitle: apparatus for administering vapour baths
Publisher: Great Seal Patent Office
Published: 1875
Place of publication: London
Language: eng
Subjects: Vapor baths; Invalids
Description: Patent for "administering vapour baths, either in the bed of an invalid or in an arm chair".
Notes: Cover title.

At head of title: A.D. 1874, 12th August. No. 2776.

"Hector Auguste Dufrené, of no.10, Rue de la Fidélité, Paris... and 4, South Street, Finsbury, London, civil engineer and patent agent."