Andre Abrioux

Apparatus for ascertaining the firmness of tissue

Process for sampling and analysis by thin layer chromatography

Disconnectible apparatus comprising a double bayonet coupling

Device for measuring the force required to untangle hair

Disconnectible bayonet drive coupling

Demontierbare vorrichtung mit doppelter bajonettkupplung Removable device with double bayonet coupling

Method of sampling and analysing by plate chromatography, and apparatus therefor

VERFAHREN ZUR PROBENNAHME UND ANALYSE MIT DUENNSCHICHTCHROMATOGRAPHIE UND VORRICHTUNG DAFUER.

APPARATUS FOR VERIFYING THE FIRMNESS OF LIVE TISSUE

Measuring device for determining the strength of fabrics