Process and device for determining the internal condition of tre

Quantitative method for evaluation of the state of piano hammer

Rail vehicle for track investigation

Rapid determination of metal strength from hardness tests

Rapid determination of metal strength from hardness tests

Recording soil penetrometer

Reference-load variable hardness tester

Resiliency testing device for tennis balls

Rheological penetrometer

Rod insertion method and friction reducing device

Roll hardness observation testing apparatus and process

Safety drive hammer for a dynamic cone penetrometer

Scratch testing device

Self-contained apparatus and method for determining the static a

Self-contained apparatus and method for determining the static a

Self-contained apparatus and method for determining the static a

Situ bore hole test probe

Skin compliance measurement device

Soil investigation device

Soil or snow probe