Patents for B62B 11 - Hand-propelled vehicles not otherwise provided for (507)
01/1978
01/10/1978US4067249 Raising chair
08/1977
08/23/1977US4043476 Locking device for goods transporting carts and like receptacles
03/1977
03/15/1977US4011609 Hospital trolleys
11/1976
11/16/1976US3992023 Baby crawler
06/1976
06/01/1976US3960252 Collapsible trolley and portable case
04/1976
04/06/1976USRE28757 Trolley case
03/1976
03/30/1976US3947054 Folding luggage carrier
1 2 3 4 5 6