对于塑造成一个碗是西贡发出的沃特·伯里，康涅狄格海登铜过程的第一个专利。

The first patent for a process of shaping brass into bowls was issued to Hiram Hayden of Waterbury, Connecticut.

youdao

对于塑造成一个碗是西贡发出的沃特·伯里，康涅狄格海登铜过程的第一个专利。

The first patent for a process of shaping brass into bowls was issued to Hiram Hayden of Waterbury, Connecticut.

youdao