Reenforced plaster base
- 申请公布号:
- US2054085(A)
- 申请号:
- US19320625250
- 申请日期:
- 1932.07.28
- 申请公布日期:
- 1936.09.15
- 申请人:
- UNITED STATES GYPSUM COMPANY
- 发明人:
- JOHNSON LLOYD F.
- 分类号:
- E04F13/04
- 主分类号:
- E04F13/04
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- SLIDING MEMBER FOR VACUUM
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- COATING COMPOSITION
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- POLYVINYL CHLORIDE RESIN COMPOSITION
- LIGHT-EMITTING ELEMENT
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- LEAD-FREE GASOLINE
- RUBBER COATING AGENT
- COMPOSITE MATERIAL
- VACCINE
- KERATOTIC PLUG-REMOVING AGENT
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