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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ROS VILANOVA PEDRO
Original Assignee
ROS VILANOVA PEDRO
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Publication date
Application filed by ROS VILANOVA PEDROfiledCriticalROS VILANOVA PEDRO
Priority to ES1981257747UpriorityCriticalpatent/ES257747U/en
Publication of ES257747UpublicationCriticalpatent/ES257747U/en
Improved pipe for heating chimneys and other ducts, characterized essentially by the fact of being constituted by a cylindrical body of revolution, provided at one end with a grooved surface in the direction of the generatrix that establishes a reduction in diameter suitable for being plugged into the smooth end of another similar pipe, constituting a coaxial link of both. (Machine-translation by Google Translate, not legally binding)
ES1981257747U1981-04-151981-04-15Perfected pipe for heating chimneys and other conduits (Machine-translation by Google Translate, not legally binding)
PendingES257747U
(en)