Backman
Jump to navigation
Jump to search
Backman was an aero inventor, rue Fontaine, 9, Paris.
File:Patent FR-1891-217128E.jpg BOPI info pertinent to 1891
(There are a few date specific and decimal orderings to be clarified regarding this inventor's filed patents.)
Patents whose inventor or applicant is Backman
- Patent FR-1891-217128.2 (English title: cert of addition to the patent taken, 1 Oct 1891, for a gyroscopic rudder info from tome 12, Supplementary to patent: Patent FR-1891-217128)
- Patent FR-1892-217128.1 (English title: cert of addition to the patent taken, 1_ October 1891, for a gyroscopic rudder, Supplementary to patent: Patent FR-1891-217128, Filing date: 1892-05-01)
