Jump to navigation Jump to search
Oskar Heimstaedt was an aero inventor in Austria. He focused on propellers.
Patents whose inventor or applicant is Oskar Heimstaedt
- Patent FR-1911-426539 (English title: Propeller without gyroscopic action, Supplementary to patent: Patent AT-1910-03-15, Filing date: 1911-02-24)
- Patent GB-1911-4734 (English title: Improvements in aerial propellers, Supplementary to patent: Patent AT-1910-03-15, Filing date: 1911-02-24)