US Patent: 2,301,156
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Ventilation system for portable power tools
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Patentee:
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George D. Behlen (exact or similar names) - Chicago, IL |
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Patent Dates:
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Applied: |
Mar. 04, 1940 |
Granted: |
Nov. 03, 1942 |
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Jeff Joslin Vintage Machinery entry for United States Electrical Tool Co.
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Description: |
George D. Behlen had been working for United States Electrical Tool Co., and while his earlier patents were assigned to that firm, this and later Behlen patents were not so assigned. We do not know if this patent was used by that company or by any other maker. |
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