US Patent: 942,756
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Power Hammer
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Patentees:
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Thomas Scott-King (exact or similar names) - Penarth, Glamorgan County, Cardiff, Wales |
William Norris (exact or similar names) - Blackpool, Lancashire County, England |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Sep. 04, 1906 |
Granted: |
Dec. 07, 1909 |
USPTO (New site tip) Google Patents
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Joel Havens
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