Special receptacle or package – Article held in aperture in base – Supplementary retainer
Patent
1988-03-02
1989-02-21
Marcus, Stephen
Special receptacle or package
Article held in aperture in base
Supplementary retainer
206 81, 206581, 206823, B65D 7300
Patent
active
048057738
ABSTRACT:
A multiplicity of individual samples of various materials are provided from a single article comprising a spacer layer with a multiplicity of holes which expose a number of different samples on support surfaces. Not all of the samples are on the same support surface, the uppermost support surface having holes therein to allow access to samples on lower support surfaces.
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patent: 4611611 (1986-09-01), Beal
Gehman Bryon
Litman Mark A.
Marcus Stephen
Minnesota Mining and Manufacturing Company
Sell Donald M.
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