A multiple dog leash which makes it possible for a single individual to concurrently control at least two dogs that differ in size and therefore require leashes of different length. The multiple leash includes an elongated strap that passes through a coupling ring and is folded thereover to define two...http://www.google.es/patents/US6237539?utm_source=gb-gplus-sharePatente US6237539 - Multiple dog leash
