HMV - Improved Winding Means For Spring Motors
Posted: Thu Feb 03, 2022 5:01 am
I am very pleased to see this new section on the forum.
To 'get the ball rolling' I attach a photo of an HMV patent for Improved Winding Means For Spring Motors - from my archives.
To 'get the ball rolling' I attach a photo of an HMV patent for Improved Winding Means For Spring Motors - from my archives.