Terrestrial globe

Details Terrestrial globe Terrestrial globe

1983-05-11

1985-01-15

Grieb, William H.

Education and demonstration

Geography

Terrestrial globe or accessory therefor

40473, 192 40, G09B 2708

Patent

active

044936486

ABSTRACT:
A rotatable globe has a drive motor supported by a stationary shaft, the drive motor being positioned entirely within the globe and having switching means actuated by manual rotation of the globe.

REFERENCES:
patent: 2209858 (1940-07-01), Steirt
patent: 2555215 (1951-05-01), Warner
patent: 3049813 (1962-08-01), List
patent: 3086299 (1963-04-01), Wilkerson

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