Subject-matter index of patents for inventions (brevets d'invention) granted in France from 1791 to 1876 inclusive.
By: Tr., comp., and pub. under authority of the commissioner of patents.
Contributors: France. Bureau de la propriété industrielle.
Publisher: Govt. Print. Off.
Published: 1883
Place of publication: Washington
Language: eng
Number of pages: 934
Subjects: Patents -- France
Other titles: Description des machines et procédés ...
Notes: "In the publication of French patents, three systems have been followed, comprising ... the three series of volumes of 'Description des machines et procédés, etc.'"--Explanations.