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.)
LOPEZ ESPINAR ANGEL
Original Assignee
LOPEZ ESPINAR ANGEL
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 LOPEZ ESPINAR ANGELfiledCriticalLOPEZ ESPINAR ANGEL
Priority to ES0036634UpriorityCriticalpatent/ES36634U/en
Publication of ES36634UpublicationCriticalpatent/ES36634U/en
Light Guides In General And Applications Therefor
(AREA)
Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles
(AREA)
Optical Measuring Cells
(AREA)
Abstract
Whistle with optical effect, characterized in that it consists of a main tube that ends in a cylindrical widening presenting at its end a channel narrowing that causes the release of the air current against a bevel of the widening producing the hiss. (Machine-translation by Google Translate, not legally binding)
ES0036634U1953-06-101953-06-10Whistle with optical effect (Machine-translation by Google Translate, not legally binding)
PendingES36634U
(en)