U-Office [Japan]
No date recorded
U-Seal-It [Philadelphia, PA, USA]
No date recorded
U2 Soft. [Japan]
No date recorded
UAC [United Amstrad Crackers]
No date recorded
UAI [Universe Affiliated International, Inc.] [Roselle, NJ, USA]
No date recorded
UCSD [University of California, San Diego]
No date recorded
UOAP [Japan]
No date recorded
US Astrotron
No date recorded
US Shuffleboard Exchange [New York, NY, USA]
No date recorded
USE [Uchiden Soft. Experts] [Japan]
No date recorded
USER Corp.
No date recorded
Uburrg Soft.
No date recorded
Ueno, S. [Japan]
No date recorded
Ultra Electronic
No date recorded
Underground
No date recorded
Understanding
No date recorded
Unerring Master
No date recorded
UniSoft Corp.
No date recorded
Unicornio Soft
No date recorded
Union Bond [China]
No date recorded
Union Games, Ltd. [UK]
No date recorded
United Coin Machine Co. [USA]
No date recorded
United Distributing Co., The
No date recorded
United Games Co., Inc. [USA]
No date recorded
United States Marketing
No date recorded
United Textile Fabricators [Toms River, NJ, USA]
No date recorded
Universal Coin Co. [New Britain, CT, USA]
No date recorded
Universal Match Co.
No date recorded
Universal Mfg. Corp.
No date recorded
Universal Prod. Co.
No date recorded
Universal Studios
No date recorded
Universal Venders, Inc.
No date recorded
Universal Vendors [St. Louis, MO, USA]
No date recorded
Universal Vendors, Inc. [Philadelphia, PA, USA]
No date recorded
University Press [New York, NY, USA]
No date recorded
Unknown [India]
No date recorded
Upper East Tennessee Distributing [Gray, TN, USA]
No date recorded
Urban Industries
No date recorded
Usuaji Soft [Japan]
No date recorded
