US Patent: 3,616,719
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Notching sheet material
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Patentee:
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Robert B. Tassie (exact or similar names) - South Burlington, VT |
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Patent Dates:
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Applied: |
Sep. 25, 1969 |
Granted: |
Nov. 02, 1971 |
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Jeff Joslin Vintage Machinery entry for J. F. Kidder Mfg. Co.
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Description: |
"Press for notching sheet material with upper and lower blade assemblies each having a pair of blades abutting at a plane and having respective cutting edges terminating at that plane, each pair including a blade adjustable along a path parallel to the abutment plane." |
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