-
?? ?? ?? 5027 ????????? ?????
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 611.980 / ?? ??? 611.981 / ?? ???
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 611.960 / ?? ??? 611.961 ??
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 646.951 ????????? ??
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 611.960 / ?? ??? 611.961 / ?? ???
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
646.811 / 646.812 / 646.82
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 651.911 / 912/913/916 /
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents. -
?? ??? 651.901 ????????? ??
????? ?? ?? ?????? ?? ????? ??? ? ???? 20 ???? ??? ???? ???? ????? ??????? ????????? ????? ?? ???. ????? ? ???? ?? ???? ?????. ????? ?? ISO16949 ?? ????? ???? ??? ???? ??? ? ， “High Sealing cylinder head” 、 “the long berguna life of silinder head” and the other 5 Utility model patents.
