ES73689A1 - Un procedimiento industrial consistente en bolas huecas de palastro sin costura con el procedimiento correspondiente para su fabricación.
- Google Patents
Un procedimiento industrial consistente en bolas huecas de palastro sin costura con el procedimiento correspondiente para su fabricación.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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SEAMLESS HOLLOW BALL Co
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SEAMLESS HOLLOW BALL Co
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Priority to ES73689ApriorityCriticalpatent/ES73689A1/es
Publication of ES73689A1publicationCriticalpatent/ES73689A1/es
ES73689A1920-05-141920-05-14Un procedimiento industrial consistente en bolas huecas de palastro sin costura con el procedimiento correspondiente para su fabricación.
ExpiredES73689A1
(es)