Showing results for "Uses gears"
Three-Dimensional Drawing Device
Richard Anderson
1991
Drawing Appliance (Etch-a-Sketch)
Andre Cassagnes
1981
Three-Dimensional Drawing Tool
Peter Stephens
1981
Instruments or Apparatus (Spirpograph)
Denys Fisher
1968
Tracing Device (Etch-A-Sketch)
Arthur Grandjean
1962
Hoot-Nanny No. 1
Northern Signal Company (Flo-Tronics)
Circa 1950
Hoot-Nanny No. 2
Northern Signal Company (Flo-Tronics)
Circa 1950
Signature Writing Apparatus
Louis Glassman
1940
Hoot-Nanny
Northern Signal Company (Flo-Tronics)
1933
Stereo Isohypsograph
Eduard Von Orel
1911
Cyclograph
Thomas Ferguson
1904
Hodograph
Thomas Ferguson
1904
Pedograph
Thomas Ferguson
1904
Antigraph
W. F. Stanley
1888
Burstow's Patent Ellipsograph
W. F. Stanley
1888
Finney's Elliptograph
W. F. Stanley
1888
Geometric Pen
W. F. Stanley
1888
Autographometer
Florian De Villepigue
1887
Autographometer
Florian De Villepigue
1887
Cycloidotrope
Unknown
1885
Mechanical Chirographer
Charles Thurber
1845
Geometric Pen
Giambatista Suardi
1752
Machine for Anamorphosis
Jacob Leupold
1713
Machine for Anamorphosis
Jacob Leupold
1713
Machine for Anamorphosis
Jacob Leupold
1713