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US Patent: 720,486
Pneumatic Straw Stacker
Patentees:
William C. Robby (exact or similar names) - La Porte, La Porte County, IN
William N. Rumely (exact or similar names) - La Porte, La Porte County, IN

USPTO Classifications:
406/103

Tool Categories:
agricultural : hay or straw stackers

Assignees:
Indiana Mfg. Co. - Indianapolis, Marion County, IN

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 21, 1902
Granted: Feb. 10, 1903

Patent Pictures:
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