| http://www.w3.org/ns/prov#value | - Device for mixing and applying a paste such as bone cement or the like, including a cylinder (3) receiving the paste, a piston (1) reciprocable in the cylinder (3), a piston rod (2) displaceable and rotatable in the piston (1) and forming mixing means (21) for paste received in the cylinder 3, and latch means for interconnecting the piston (1) and the piston rod (2) to allow displacement of the pi
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