US Patent: 2,189,432
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| Stepladder
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Patentees:
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| Frank F. W. Perrott (exact or similar names) - Greenfield, MA |
| Henry T. Moore (exact or similar names) - Greenfield, MA |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Dec. 17, 1938 |
| Granted: |
Feb. 06, 1940 |
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Jeff Joslin
Vintage Machinery entry for Hebert Mfg. Co.
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Description: |
| Of interest because the inventor also received patents for combination planer-molders that were subsequently manufactured by Hebert Mfg. Co. |
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