.~ With means to fasten holder to support (e.g., portable) {5}
102
.~.~ Nail or spur fastening means
DEFINITION
Classification: 269/102
(under subclass 95) Device wherein the work-holder is fastened by a driven support-penetrating element.
(1) Note. For inclusion here, a patent must claim either a nail or spur fastener or a structural feature which cooperates with, or enables the use of, such nail or spur.