US Patent: 825,766
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| Lock Setting Gage for Doors
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Patentee:
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| Andrew Schrock (exact or similar names) - Los Angeles, CA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
May 03, 1906 |
| Granted: |
Jul. 10, 1906 |
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Ralph Brendler
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Description: |
| Unlike most other lock gages, this one references the floor, allowing to ensure that all knobs are the same height. In addition to the usual lock mortise layout, it also provides adjustable markers for the knob and keyhole locations. |
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