Inventor · disambiguated record

Wilmer J. Friesen

Also filed as: FRIESEN WILMER J

2 granted patents·34 citations·filing 1976–1982

59Inventor score

Technology areasB22D

Files withGREDE FOUNDRIES INC1 VULCAN ENGINEERING CO1

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2 records

0182US4299269AHandling system for foundry sand moldsGREDE FOUNDRIES INC·Filed 1976·Granted Nov 10, 1981·31 cites·8 claims
0232US4522248ASegmented mold weight and combination with mold jacketVULCAN ENGINEERING CO·Filed 1982·Granted Jun 11, 1985·3 cites·6 claims

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