Height adjustment of music stand

Details Height adjustment of music stand Height adjustment of music stand

1983-12-27

1986-08-19

Ramirez, Ramon O.

Supports

Easel; book, copy or music score holder

Knockdown or collapsible

84421, 206314, 2481885, 248463, 248544, A47B 9704

Patent

active

046065253

ABSTRACT:
Height adjustment structure is provided for a music stand having upper and lower telescopic sections, at least one of which is tubular. The structure includes:

REFERENCES:
patent: 576327 (1897-02-01), Rockwell
patent: 765187 (1904-07-01), Meyer et al.
patent: 794503 (1905-07-01), Hoffman
patent: 1154704 (1915-09-01), Leyson
patent: 1286878 (1918-12-01), Granger
patent: 1795747 (1931-03-01), Viken
patent: 3637172 (1972-01-01), Diesbach
patent: 3758063 (1973-09-01), Lacey
patent: 3866619 (1975-02-01), Per Frisk

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