US Patent: 1,748,325 - Mortising machine


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US Patent: 1,748,325

Mortising machine

Patentees:

Melvin D. Baldwin (exact or similar names) - Grand Rapids, MI

Armen S. Kurkjian (exact or similar names) - Grand Rapids, MI

Thomas R. Renwick (exact or similar names) - Grand Rapids, MI

USPTO Classifications:

144/69, 408/43

Tool Categories:

woodworking machines : joint making machines : mortising machines

woodworking machines : wood drilling and boring : mortising machines

Assignees:

Oliver Machinery Co. - Grand Rapids, MI

Manufacturer:

Oliver Machinery Co. - Grand Rapids, MI

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 05, 1928
Granted:	Feb. 25, 1930

Patent Pictures:

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Vintage Machinery entry for Oliver Machinery Co.

Description:

"The embodiment of this invention which we have made is illustrated as cutting mortises in curved bars such as are used in the manufacture of automobile bodies..."