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GERRITSEN DIRK JAN
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GERRITSEN DIRK JAN
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Application filed by GERRITSEN DIRK JANfiledCriticalGERRITSEN DIRK JAN
Priority to ES0045310UpriorityCriticalpatent/ES45310Y/en
Publication of ES45310UpublicationCriticalpatent/ES45310U/en
Application grantedgrantedCritical
Publication of ES45310YpublicationCriticalpatent/ES45310Y/en
Improvements introduced in the trampolines, characterized in that the clamping is done by an approximately central support on a roller and by fastening one end, flexing the plate elastically both from the support to its free end and from the support to its end held when the free end thereof is loaded, the fixed end being secured to a rotary arm whose pivot point is disposed above the surface of the plate, preferably three to seven centimeters, above said surface. (Machine-translation by Google Translate, not legally binding)
An improvement in a tocadiscos apparatus with sound arm control sound derived from the impulsion (Machine-translation by Google Translate, not legally binding)