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.)
Publication of NL37880CpublicationCriticalpatent/NL37880C/xx
H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
H01Q21/12—Parallel arrangements of substantially straight elongated conductive units
G—PHYSICS
G10—MUSICAL INSTRUMENTS; ACOUSTICS
G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
G10D3/22—Material for manufacturing stringed musical instruments; Treatment of the material