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Application filed by Philips NvfiledCriticalPhilips Nv
Application grantedgrantedCritical
Publication of DK78006CpublicationCriticalpatent/DK78006C/en
DK232051A1949-09-211950-09-18
Device for piston machines in which a certain part of the piston surface must be kept free of excess lubricant.
DK78006C
(en)