Machines not elsewhere specified – Material working – abrading – or founding machinery – Cutting
Patent
1997-11-14
1999-04-06
Davis, Antoine Duval
Machines not elsewhere specified
Material working, abrading, or founding machinery
Cutting
1509
Patent
active
D04077245
REFERENCES:
patent: D383960 (1997-09-01), Sandford et al.
patent: 3875831 (1975-04-01), Beauloye
patent: 4319503 (1982-03-01), Saine et al.
patent: 4486129 (1984-12-01), Vowel
patent: 4739682 (1988-04-01), Birkestrand
patent: 5605083 (1997-02-01), Lupke et al.
patent: 5605084 (1997-02-01), Pierce
patent: 5671646 (1997-09-01), Sandford et al.
Tri Tool Brochure (1995) describing Model 302 Tube Squarer.
Marshall Mark A.
Pound Marty E.
Davis Antoine Duval
Tri Tool Inc.
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