??????? ???? ?????? ?????????; ???????, ????? ?? ????????, ???? ???????????????? ?? ???????? ????, ????? ???? ??????? ???? 1837 ?., ?????? John Deere ??????? ?????????? ??????? ????? ?????? ????? ? ????.[6] ????? ???????? ???? ?? Deere, ???????? ??????? ???? ??????? ??? ??????? ???????, ?? ????? ???????? ??????? ?? ??????? ????? ???????, ???? ?? ?