发明名称 |
Collapsible viewing instrument |
摘要 |
A viewing instrument that has a collapsed configuration and an expanded configuration. The viewing instrument includes two lenses that are located within a housing when the viewing instrument is in its collapsed configuration and at least a portion of each of the lenses is located outside of the housing when the viewing instrument is in its expanded configuration.
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申请公布号 |
US2004032652(A1) |
申请公布日期 |
2004.02.19 |
申请号 |
US20020217139 |
申请日期 |
2002.08.13 |
申请人 |
HOLMES DELORES NAOMI;WOOTEN CLARENCE;SAWHNEY RAVI KUMAR |
发明人 |
HOLMES DELORES NAOMI;WOOTEN CLARENCE;SAWHNEY RAVI KUMAR |
分类号 |
G02B25/00;G02B27/04;(IPC1-7):G02B23/00 |
主分类号 |
G02B25/00 |
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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