发明名称 |
Ink pad having layer of compressed non-woven polypropylene filament and method of making |
摘要 |
A substantially rigid ink pad assembly made of a first layer of a non-woven polypropylene filament bonded in an adhesive which is compressed and heated to a rigid form. The first layer is then thermally bonded to a thin layer of suede-like fabric which layered ink pad is contained in an open top tray.
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申请公布号 |
US6640709(B1) |
申请公布日期 |
2003.11.04 |
申请号 |
US20020173517 |
申请日期 |
2002.06.18 |
申请人 |
LOWRANCE BOBBY KENNETH |
发明人 |
LOWRANCE BOBBY KENNETH |
分类号 |
B41K1/54;(IPC1-7):B41K1/50 |
主分类号 |
B41K1/54 |
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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