Dumery

Dumery was a French aero inventor, associated with the location Paris (24, boulevard des Batignolles, Seine), working in aerostat improvements in usage.

Patents whose inventor or applicant is Dumery

• Patent FR-1870-90935 (English title: "Balloons, use of", improvements brought to the methods of aerostat usage, Filing date: 1870-10-11)

References

Subject-matter Index of Patents for Invention, France, 1791-1876 Inclusive

INPI

http://bases-brevets19e.inpi.fr/Thot/FrmFicheDoc.asp?idfiche=0300490&refFiche=0168208