GSW – Richard A Walton
Richard A Walton only made whistles for a short time between 1898 and 1904.
He seems to have only registered 1 patent:
- 1898-10492 for a design of diaphragm with a tongue that projects into the mouthpiece
Chris' blog
Richard A Walton only made whistles for a short time between 1898 and 1904.
He seems to have only registered 1 patent:
I have one: