发明名称 |
APARELHO PARA FABRICAR COLCHOES E MOLAS DE CAIXA |
摘要 |
An apparatus for forming springs for incorporation into an innerspring mattress is disclosed. The apparatus includes the use of change gears to facilitate the manufacture of a variety of innerspring sizes. |
申请公布号 |
PT750537(E) |
申请公布日期 |
2002.04.29 |
申请号 |
PT19950907213T |
申请日期 |
1994.12.29 |
申请人 |
SIMMONS COMPANY |
发明人 |
ALBERT RONALD ST. CLAIR |
分类号 |
A47C27/04;B21F3/00;B21F3/02;B21F3/06;B21F27/16;B23P21/00;B68G9/00;(IPC1-7):B23P21/00 |
主分类号 |
A47C27/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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