Press Button Knife Co Business model antique automatic knife w Nice ETCH

Antique Press Button Knife Co Business model automatic knife with Nice ETCH made in Walden, NY sometime between 1892 and 1923. It measures 3 15/16 inches closed and 6 3/4 inches open with steel liners and nickel silver bolsters & button & pins. The clip blade is 99% full with original finish and strong BUSINESS etch on the face of the blade under a light patina with some light scratches and light spotting. The tang is clearly stamped PRESS BUTTON KNIFE CO WALDEN, NY. The jigged bone scales are in wonderful condition with no cracks, or chips. The knife works great with blade tip deep and centered closed, opens nicely and very good lockup with less than 1/16" up and down at the tip. Barely rattles if shaken with blade open. Added extra pics to show the etch & blade condition. EX+ condition.