Concentrated kaolin. Determination of size distribution
Document status: Active
Latch lock for centrifugal moulds. Construction and dimensions
Document status: Active
Centrifugal locks for centrifugal moulds. Construction and dimensions
Document status: Active
Double clamping collars for centrifugal moulds. Construction and dimensions
Document status: Active
Lenses for still picture cameras. Ranges of focus distances
Document status: Active