| 1972 HENNING MILLER Climbing Bars AMERICAN Patent 38100 |
| 1966 Anti Roll Bars For Tractors Patent Print |
| 1964 RICHARD JOHNSTON Sub Cross Bars Patent |
| 1877 FISK Design Imprint Soap Bars Patent 47782 |
| 1937 BARS Timer Case GENERAL ELECTRIC Patent 24475 |
| 1962 NISSEN Bars Supporting Stand CONOVER Patent 47039 |
| 1950 ROBERT Method Of Making Spring Bars Patent |
| 1921 JORDAN Gymnastic Parallel Bars HOLMES Patent 47587 |
| 1831 STOUDINGER Rolling Plates Bars Patent 51684 |
| 1929 RANDEL Seat For Equalizing Bars Patent |
| 1934 HORNE Climbing Structure Monkey Bars Patent 7522 |
| 1920 DIKRAN Double Draw Bars System Patent Print |
| 1878 GREENWOOD Horseshoe Blank Bars Patent 10892 |
| 1892 VAN EPS New Design Rods Bars Gate Patent 45756 |
| 1865 JENKINS Casting Railroad Bars Patent 7918 |
| 1978 HOUGH Extension Cord Holder Side Bars Patent 24251 |
| 1964 TRANSCO INC Sub Cross Bars Patent Print Art |
| 1913 THIBAULT Ironing Board Support Bars Patent 31327 |
| 1928 LAKE Crossbar Motor Cycle Handle Bars Patent 49399 |
| 1924 FLUM Clamp For Bumper Bars Patent Print Art |
| 1881 GEST Original Design Soap Bars Patent 47776 |
| 1954 ZADROZNY LUCIAN Parallel Bars Patent Print |
| 1928 RANDEL Seat For Equalizing Bars Patent |
| 1929 RALPH BROWN Seat For Equalizing Bars Patent |
| 1958 ABLE Tow Bars For Aircraft Patent Print Art |
| 1949 ANDRE Chuck For Gripping Bars Patent Print |
| 1870 JACKSON Ornamental Bars Iron Railing Patent 35946 |