I want sharing with you. I went to flea market outside and looking around on the many vendors. I quickly spot knife there. I careful close looking at this stamp "Zippo, Bradford, PA". I knew that case company for Zippo... A great flat small Bradford PA..... Zippo Advertise Knife. Zippo is the premier lighter and knife maker. This knife is in excellent condition. Today, Case is owned by Zippo Manufacturing Company, makers of the world famous Zippo windproof lighter, another family-owned business based in Bradford. The company’s original knife concepts and manufacturing methods have been recognized with awards and features from major print publications, international trade organizations and events, broadcast television shows and major motion pictures like that