US Patent: 2,742,811 - Computing scale having magnifying means


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US Patent: 2,742,811

Computing scale having magnifying means

Patentees:

Ernest Albert Reussenzehn (exact or similar names) - Dayton, OH

David A. Meeker (exact or similar names) - Troy, OH

Kenneth C. Allen (exact or similar names) - Dayton, OH

USPTO Classifications:

Tool Categories:

Assignees:

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Pictures: