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