| 1928 GREGORY Hand Truck Attachment Patent Print |
| 1928 CRACROFT Harness Attachment Patent Print |
| 1928 COLLIER Fuel Tank Attachment Patent Print |
| 1928 SPEER Railroad Coupler Attachment Patent |
| 1928 GESFORD Saxophone Rest Attachment Patent 17257 |
| 1928 ARNOLD Shoe Stitcher Attachment Patent |
| 1928 BLACKWELL Display Attachment DISPLAY Patent 20275 |
| 1928 BERT COATES NEMETH Putter Attachment Patent |
| 1928 CUNNIFF Automobile Attachment Patent Print |
| 1928 MILTON Fishing Tackle Attachment Patent |
| 1928 KELM Sighting Attachment For Guns Patent |
| 1928 WEBER Attachment Plug Cap ELECTRIC Patent 30238 |
| 1928 MCKINLEY Attachment Plug Cap HEMCO Patent 30236 |
| 1928 MARIAND Attachment For Revolvers Patent |
| 1928 WILLIAM Fishing Line Attachment Patent |
| 1928 GEORGE Attachment For Fishing Reels Patent |
| 1928 CLEOPHAS DUMAIS Ski Attachment Patent Print |
| 1928 HERMAN Attachment For Bumpers Patent Print |
| 1928 ADOLF Fur Sewing Machine Attachment Patent |
| 1928 SNYDER Headblock Strap Attachment Patent |
| 1928 HALL Motor Vehicle Attachment Patent Print |
| 1928 NEMETH STEFFEN Putter Attachment Patent |
| 1928 KAY Sewing Machine Attachment Patent Print |
| 1928 BLUEHDORN Muzzle Attachment For Guns Patent |
| 1928 CHRISTIAN Sewing Table Attachment Patent |