Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
Load children
B61
RAILWAYS
Load children
B61D
BODY DETAILS OR KINDS OF RAILWAY VEHICLES
Load children
41/00
Indicators for reserved seats; Warning or like signs; Devices or arrangements in connection with tickets, e.g. ticket holders; Holders for cargo tickets or the like
Load children Filter patents View analytics View as hierarchy
B61D41/04
Indicators for reserved seats
Filter patents View analytics View as hierarchy