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US Patent: 1,373,852
Charles J. Allen - Moorestown, NJ

USPTO Classifications:
172/257, 172/430, 33/264, 33/624

Tool Categories:
agricultural machines : tractors

S. L. Allen & Co., Inc. - Philadelphia, PA

Not known to have been produced

F. J. Hartman

Patent Dates:
Applied: Jun. 12, 1920
Granted: Apr. 05, 1921

Patent Pictures:
Charles J. Allen patent April 5, 1921
USPTO pdf tiff
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The patented feature is the provision for keeping cultivating implements aligned with crop rows. The form of the tractor and the cultivating implements are not included in the patented feature. The specifications note related pending implement patent applications.

S.L. Allen & Co. produced a PLANET JR. tractor conforming to this arrangement in 1920.

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