and slidably mounted

Full Title

Signs, name or number plates, letters, numerals, or symbols; Panels or boards > Signs, plates, panels, or boards using readily-detachable elements bearing or forming symbols > the elements being secured or adapted to be secured by means of grooves, rails, or slits > and slidably mounted

Classification Context

Section:

PHYSICS

Class:

EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS

Subclass:

DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS