US Patent: 5,174,693
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Drilling jig
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Patentees:
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Francis A. McLean (exact or similar names) - Oxford, Station CA |
Leonard G. Lee (exact or similar names) - Ottawa, ON Canada |
Robin C. Lee (exact or similar names) - Ottawa, ON Canada |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Aug. 14, 1991 |
Granted: |
Dec. 29, 1992 |
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Russ Allen
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