The Renner Foundation

505 N. Wooster Ave.
P.O. Box 8
Dover, OH 44622
(330) 364-9900
FAX (330) 364-9901
rrenner@igc.org

Otto Steindorf patent, 1916

505 N. Wooster Ave. Dover, OH 44622 (330) 364-9900

Updated 2010-02-05