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US Patent: 2,736,553
Door operator Garage door opener
Patentee: Steffen S. Brown - Dayton, OH USPTO Classifications: 160/188, 49/199 Tool Categories: Assignees: Brown-Brockmeyer Co. - Dayton, OH Manufacturer: Brown-Brockmeyer Co. - Dayton, OH Witnesses: Unknown	Patent Dates: Applied: Dec. 01, 1954 Granted: Feb. 28, 1956 Patent Pictures: USPTO Images Google Patents Report data errors or omissions "Vintage Machinery" entry for Brown-Brockmeyer Co.
Description: Improvements to 2,549,265 and 2,592,492.

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