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US Patent: 3,783,970
Sound Attenuating device for a work steel or the like
Patentee:
Irvin R. Danielson (exact or similar names) - Burr Ridge, IL

USPTO Classifications:
173/211, 181/207

Tool Categories:

Assignees:
Thor Power Tool Co. - Aurora, IL

Manufacturer:
Thor Power Tool Co. - Aurora, IL

Witnesses:
Unknown

Patent Dates:
Applied: Jun. 07, 1972
Granted: Jan. 08, 1974

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Thor Power Tool Co.

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