Antique Patent 1913 PENBERTHY INJECTOR CO No-1 Water Ram Sump Pump Brass UNUSUAL great for display in the collection. I have no idea what this is or what it did. It looks like the large center section would float up. It stands about 17 5/8 high. The best whatzit I’ve seen in a while. Check out the photo’s for condition. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Mining”. The seller is “*machine_age*” and is located in this country: US.