LAYNE OXIMATE by Layne Christensen Company (Track this)
Intl: (001) Chemicals US: 001; 005; 006; 010; 026; 046 Filing date: 21-Jan-2003 Serial number: 76483382
LAYNE by LAYNE CHRISTENSEN COMPANY (Track this)
Intl: (037) Building construction and repair; (040) Treatment of materials; (042) Computer, scientific & legal US: 100; 103; 106; 100; 103 Filing date: 18-Nov-1991 Serial number: 74222924