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US Patent: 2,436,694
Detachable sprocket wheel
Patentees: Lester H. Hornbrook, Jr. (exact or similar names) - Chicago, IL Norman B. Wienke (exact or similar names) - Chicago, IL Otto Cullman (exact or similar names) - Chicago, IL USPTO Classifications: 474/152, 474/902 Tool Categories: Assignees: Cullman Wheel Co. - Chicago, IL Manufacturer: Cullman Wheel Co. - Chicago, IL Witnesses: Unknown	Patent Dates: Applied: Aug. 07, 1946 Granted: Feb. 24, 1948 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Cullman Wheel Co.

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