Serial Number
72177984
Owner
GRAHAM MANUFACTURING CO., INC.First Use Date
Jun 27, 1963
Filing Date
Sep 30, 1963
SWING-LOK Trademark
Serial Number: 72177984 • Registration: 0780319
Trademark Classes
Owner Contact Info
Trademark Details
Filing Date
September 30, 1963
Registration Date
November 17, 1964
First Use Anywhere
June 27, 1963
First Use in Commerce
June 27, 1963
Goods & Services
HEAT EXCHANGERS OF THE SHELL AND TUBE TYPE FOR THE INTERCHANGE OF HEAT BETWEEN FLUIDS