OPTI-WERK G. M. B. H. & CO. Trademarks
OPTI-LON
Filed: June 13, 1957
SLIDE FASTENERS
Owned by: OPTI-WERK G. M. B. H. & CO.
Serial Number: 72031942
B
Filed: March 11, 1977
ZIPPERS AND ZIPPER SLIDERS
Owned by: OPTI-WERK G. M. B. H. & CO.
Serial Number: 73118809
