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.)
Individual
Original Assignee
Individual
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 IndividualfiledCriticalIndividual
Priority to ES0042757UpriorityCriticalpatent/ES42757U/es
Publication of ES42757UpublicationCriticalpatent/ES42757U/es
Dispositivo para elevar la línea de visión, caracterizándose por que comprende un tubo en forma de prisma de base cuadrada o rectangular, cerrado por sus dos extremos y con dos aberturas, una dispuesta en el extremo superior de una de sus caras laterales y el otro en el extremo inferior de la cara lateral opuesta a la anterior.
ES0042757U1954-06-281954-06-28Una lámina protectora para ventanillas
PendingES42757U
(es)
Apparat til optegning af kurver og med et arrangement til at påvise ulinearitet mellem de to med apparatet registrerede af hinanden afhængige størrelser.