Gadzira shanduro yakaoma zvikuru yemutsara uyu US & S wigwags yakashandiswawo neCPR pamigwagwa yayo yeCanada.
Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi "US&S wigwags yakashandiswawo neCPR pamitsetse yayo yeCanada; yekupedzisira inoshandiswa paCPR inofungidzirwa kuti yakabviswa muChatham, Ontario pakati pemakore e1980".