发明授权
- 专利标题: Sounding board for radio receiving sets and phonographs
- 专利标题(中): 收音机和留声机的发声板
-
申请号: US2526925申请日: 1925-04-23
-
公开(公告)号: US1633944A公开(公告)日: 1927-06-28
- 发明人: LINDSEY GEORGE C
- 申请人: MICHAEL GOZZO , DON EMINGER , VICTOR P HENDRICK , TURNER ROBERT
- 专利权人: Michael Gozzo,Don Eminger,Victor P Hendrick,Turner Robert
- 当前专利权人: Michael Gozzo,Don Eminger,Victor P Hendrick,Turner Robert
- 优先权: US2526925 1925-04-23
- 主分类号: G10K13/00
- IPC分类号: G10K13/00
信息查询