Mark Williams Company Trademarks
COHERENT
Filed: January 4, 1982
Computer Programs Recorded on Tapes, Discs or Cards
Owned by: Mark Williams Company
Serial Number: 73344350
XYBASIC
Filed: January 4, 1982
Computer Programs Recorded on Tapes, Discs or Cards
Owned by: Mark Williams Company
Serial Number: 73344351
LET'S C
Filed: November 18, 1985
COMPUTER PROGRAMS
Owned by: Mark Williams Company
Serial Number: 73569132
