| U | V | W | Z | |
|
UCC Ultrafilter (Donaldson) United United Engine Universal |
Van Air Velcon Vickers Videojet Vokes (SPX) Vortisiv |
Wabco Waco Watts Waukesha Webster Werie Western Wilkerson Winslow Wix Filters Wm. W. Nugent & Co. Worthington |
Zander (Parker) Zeks Zinga Zurn |
|
