DK48005C -
Procedure for the production of molds for piston rings and piston rings which are cast in a mold made according to the method and a mold which is made according to the method.
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Procedure for the production of molds for piston rings and piston rings which are cast in a mold made according to the method and a mold which is made according to the method.
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Application filed by Theodor Rudolf PawlikowskifiledCriticalTheodor Rudolf Pawlikowski
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Publication of DK48005CpublicationCriticalpatent/DK48005C/en
DK48005D1932-01-131932-01-13
Procedure for the production of molds for piston rings and piston rings which are cast in a mold made according to the method and a mold which is made according to the method.
DK48005C
(en)
Procedure for the production of molds for piston rings and piston rings which are cast in a mold made according to the method and a mold which is made according to the method.
Procedure for the production of molds for piston rings and piston rings which are cast in a mold made according to the method and a mold which is made according to the method.