US Patent: 811,233
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Stair-Marking Tool
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Patentee:
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Maxime LeBlanc (exact or similar names) - Montreal, QC Canada |
Manufacturer: |
Not known to have been produced |
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Patent Dates:
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Applied: |
Jun. 05, 1905 |
Granted: |
Jan. 30, 1906 |
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Ralph Brendler
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Description: |
This is a specialized marking tool for laying out the mortises for
stair treads
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