Gadzira shanduro yakaoma zvikuru yemutsara uyu Banham Group (yaimbozivikanwa seBanham Patent Locks) ikambani yechengetedzo yemhuri.
Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi "Banham Group (yaichimbozivikanwa seBanham Patent Locks) ikambani yemhuri muindasitiri yechengeteko yakatangwa muna 1926, uye zvino mutengesi mukuru wezvirongwa zvokudzivisa kuba uye moto muLondon. "