US Patent: 2,591,452
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Internal Dimension Gauge
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Patentee:
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Max Maag (exact or similar names) - Zurich, Switzerland |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Nov. 21, 1945 |
Granted: |
Apr. 01, 1952 |
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Joel Havens
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Description: |
Joseph K. Schofield - patent attorney
Application in Switzerland, 13 Nov 1944. |
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