GR21791B -
METHOD AND MACHINE AT THE SAME TIME DRILLING OF DIFFERENT SHAPES, IN DEFINED POSITIONS ON THE WALLS OF CONTAINERS AND OTHER OBJECTS.
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METHOD AND MACHINE AT THE SAME TIME DRILLING OF DIFFERENT SHAPES, IN DEFINED POSITIONS ON THE WALLS OF CONTAINERS AND OTHER OBJECTS.
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Priority to GR610121791ApriorityCriticalpatent/GR21791B/en
Publication of GR21791BpublicationCriticalpatent/GR21791B/en
GR610121791A1961-03-231961-03-23
METHOD AND MACHINE AT THE SAME TIME DRILLING OF DIFFERENT SHAPES, IN DEFINED POSITIONS ON THE WALLS OF CONTAINERS AND OTHER OBJECTS.
GR21791B
(en)
ORIGINAL AND PRACTICE IN THE USED SMALL BASIN MADE OF THERMOPLASTIC MATERIAL, DIVIDED INTO EQUALIZED SMALL SPACES OR SHAPES FOR THE SHAPES OF THE SHAPES.