发明授权
US5085211A Plaster cast mold and liner 失效
石膏铸模和衬板

Plaster cast mold and liner
摘要:
An improved method and apparatus is disclosed for constructing a stronger body cast using a mold and a replaceable liner to provide a passage for the elimination of bodily wastes and to further protect the cast from being soiled by bodily wastes.
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