[Trade Journal] Publication: The Pottery Gazette London, England |
Patents The following list has been compiled expressly for THE POTTERY GAZETTE by G. F. REDFERN, Patent Agent, 4, South-street, Finsbury, London, and at Paris and Brussels. · · United States Patents. (Issued and dated December 25, 1883.) · · R. G. HEMINGRAY, Covington, Ky. "Glass batch mixer." · · |