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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ferre Planelles herminia
Original Assignee
Ferre Planelles herminia
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ferre Planelles herminiafiledCriticalFerre Planelles herminia
Priority to ES116782UpriorityCriticalpatent/ES116782Y/en
Publication of ES116782UpublicationCriticalpatent/ES116782U/en
Application grantedgrantedCritical
Publication of ES116782YpublicationCriticalpatent/ES116782Y/en
Piston for toy trumpets essentially characterized because being of the type that is constituted by a rod carrying a key arranged in combination with a key which rod moves through the inside of a cylinder communicated with the shank of the instrument under the influence of a spring this spring has this spring substantially comprised between the base of the piston key and the upper end of said cylinder and because the key of the piston itself acts on a hole established precisely in the convergence of the cylinder with the instrument's own rod. (Machine-translation by Google Translate, not legally binding)
ES116782U1965-10-221965-10-22
PISTON FOR TOY TRUMPETS.
ExpiredES116782Y
(en)