Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01L
CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
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3/00
Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
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B01L3/50
Containers for the purpose of retaining a material to be analysed, e.g. test tubes
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B01L3/502
with fluid transport, e.g. in multi-compartment structures
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B01L3/5023
with a sample being transported to, and subsequently stored in an absorbent for analysis
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