Patent for the addition of interlocking extensions onto the ends of railway joints. The interlocking extensions make bolts and nuts unnecessary and provide a snug fit, which eliminates both lateral and longitudinal movement.
Patent for an electric lamp socket that regulates the intensity of the current passing through the socket. It has multiple contact posts and a manually operated slide that makes contact with the posts.
Patent for a lace cabinet which has many drawers with holders for spools of lace or ribbon and a slot in the front of the drawer, where the lace is pulled through to show what it is and allow easy dispensing of the product.