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Priority to PL25001684ApriorityCriticalpatent/PL144255B1/en
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Publication of PL144255B1publicationCriticalpatent/PL144255B1/en
PL25001684A1984-10-121984-10-12Method of and permanent mould for casting aluminium alloy pistons in particular those for high horsepower internal combustion engines
PL144255B1
(en)