US Patent: 905,898 - Tool Holder


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US Patent: 905,898

Tool Holder

Patentees:

Frederick E. E. Marble (exact or similar names) - Worcester, Worcester County, MA

Carl A. Hammar (exact or similar names) - Worcester, Worcester County, MA

USPTO Classifications:

Tool Categories:

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Pictures: