Inventor: Noodelijk, Robert
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beers, Catharina Maria
Inventor: Beekenkamp, Annie Cornelia
Inventor: Noodelijk, Robert
Inventor: Beekenkamp, Annie Cornelia
Inventor: Beekenkamp, Annie Cornelia
Inventor: Head, William A., Head, Robert H.
Inventor: Morrow, Robert William
Inventor: Beers, Martinus Petrus
Inventor: Beers, Martinus Petrus
Inventor: Berry, James Bryan
Inventor: Berry, James Bryan
Inventor: Berry, James Bryan
Inventor: Riley, Rodney J.
Inventor: Berry, James Bryan
Inventor: Van Antwerp, Jim
Inventor: Hunt, Marilyn, Wadsworth, deceased, Grady
Inventor: Whiting, Hubert F.
Inventor: McMaugh, Peter E., Whiting, Hubert F.