发明名称 |
Remotely Activated On-Hold Circuit |
摘要 |
A system for adding wireless on-hold buttons to standard single or multi-line phones. Systems of this invention include a wireless on-hold transceiver button and hard wired transceiver control box.
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申请公布号 |
US2011085651(A1) |
申请公布日期 |
2011.04.14 |
申请号 |
US20090576256 |
申请日期 |
2009.10.09 |
申请人 |
STAPLEFORD SCOTT HOLMES;STAPLEFORD GARY NELSON |
发明人 |
STAPLEFORD SCOTT HOLMES;STAPLEFORD GARY NELSON |
分类号 |
H04M1/00 |
主分类号 |
H04M1/00 |
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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