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US Patent: 2,773,524
Safety lock for radial arm saws and the like
Turret-arm radial arm saw
Patentees:
Paul E. Butzin - Pittsburgh, PA
Ewald Schutz - Leetonia, OH

USPTO Classifications:
144/134.1, 144/135.3, 408/237, 83/486.1

Tool Categories:
woodworking machines : circular saws : radial arm saws

Assignees:
Rockwell Manufacturing Co. - Pittsburgh, PA

Manufacturer:
Rockwell Manufacturing Co. - Pittsburgh, PA

Witnesses:
Unknown

Patent Dates:
Applied: Sep. 21, 1953
Granted: Dec. 11, 1956

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Rockwell Manufacturing Co.

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