| |
| | US PATENT CLASS 134-- Class Notes |
 | | Class 134 has, however, apparatus for cleaning and contacting with liquids the above named materials where not provided for in other classes. |
 | | Class 134 taking all such processes as are limited to cleaning or to liquid contact with solids not otherwise provided for, even though Class 15 apparatus is required for its practice. |
 | | Class 15 takes apparatus in which a brush, beater, scrapers, shaker, eraser, wiper, shotter, or squeegee operates directly on the work, even though liquids are applied to the work at the same or a different station. |
| www.patentec.com /data/class/defs/134/0.html (5617 words) |
|