Ratner, David L. Trademarks
WINDOWBELL
Stand-alone electric chime that attaches to the inner surface of a window; the chime includes an activation switch that…
Owned by: Ratner, David L.
Serial Number: 77405241
WINDOWBELL
Stand-alone electric chime that attaches to the inner surface of a window; the chime includes an activation switch that…
Owned by: Ratner, David L.
Serial Number: 78702736
