Inventor: Duffett, William E.
Inventor: Duffett, William E.
Inventor: Kriloff, Michel
Inventor: Saville, F. Harmon
Inventor: Duffett, William E.
Inventor: Schelbeck, Erland V.
Inventor: Mikkelsen, James C.
Inventor: Mikkelsen, James C.
Inventor: Tydeman, deceased, Henry M., Tydeman, executor, by William M.
Inventor: Mikkelsen, James C.
Inventor: Christensen, Jack E.
Inventor: Moon, Joseph L., Christensen, Jack E.
Inventor: Hetherington, Ernest E.
Inventor: Mikkelsen, James C.
Inventor: Warriner, William A.
Inventor: Hahn, Luther C., Maranto, Joseph
Inventor: Ecke, Jr., Paul
Inventor: Kerrigan, Howard
Inventor: Millane, Cornelius A.
Inventor: Zaiger, Chris F.
Inventor: Saville, F. Harmon
Inventor: Shoesmith, Leonard H.