| 1961 TICHENOR Toggle Firing Mechanism Firearms |
| 1961 SULLIVAN Journal Stop Mechanism Patent |
| 1961 TWIGG Handgun Safety Mechanism Patent Print |
| 1961 HUCK Pin Handling Mechanism Patent Print |
| 1961 PETTERSON Locomotive Battery Changing Mechanism |
| 1961 BEACH Limited Angular Motion Mechanism Art |
| 1961 RIEBLING Marine Windows Control Mechanism |
| 1961 CONRAD Mechanism Firing Explosives Art |
| 1961 MERRITT Car Retarding Holding Mechanism Art |
| 1961 HYDRO PERF Mechanism Firing Explosives Art |
| 1961 ALBRECHT Bowling Ball Return Mechanism Art |
| 1961 TOOMEY JR Release Mechanism Patent Print |
| 1961 EVANS Hydraulically Operated Breech Mechanism |
| 1961 CONGELLI Bowling Pin Ball Elevating Mechanism |
| 1961 BAUGHER Propeller Mechanism Marine Vessels |
| 1961 AMERICAN Operating Mechanism Rail Lubricator |
| 1961 IVY Firing Mechanism Bolt Action Repeating Rifle |
| 1961 HANSEN Vertical Axis Propeller Mechanism |
| 1961 NOLAN Car Retarding Holding Mechanism Art |
| 1961 JOHN Hydrofoil Retraction Steering Mechanism |
| 1961 MODEL Lip Moving Mechanism A Doll Or Like |
| 1961 WILLIAM RIMMER Delay Mechanism Patent Print |
| 1961 FLETCHER Feeding Mechanism A Salvo Gun Art |
| 1961 AMERICAN MACH FOUNDRY Ball Pin Handling Mechanism |
| 1961 AUTOQUIP CORP Lift Mechanism Like Art Print |
| 1961 HIGH STANDARD CORP Firing Mechanism Firearms |
| 1961 JEAN Actuating Mechanism Sliding Members |
| 1961 ERWIN Cocking Breech Mechanism Automatic Firearms |
| 1961 FRANK Chassis Mechanism Wheeled Vehicles |
| 1961 KURT Bowling Pin Distributor Mechanism Art |
| 1961 SILSBY Controlled Burst Firing Mechanism |
| 1961 JAMISON Rocket Launching Ramp Mechanism Art |
| 1961 VINING Trip And Shear Mechanism Patent |
| 1961 GRANDY ANDREW Firing Mechanism Patent Print |
| 1961 STUNKEL Simulating Bowling Pin Actuating Mechanism |
| 1961 ERNEST Firing Mechanism Automatic Firearms |
| 1961 NAT LEAD CO Journal Stop Mechanism Patent |
| 1961 NAT CASTINGS CO Cushioning Mechanism Patent |
| 1961 ROBERT Doll Crawling Mechanism Patent Print |
| 1961 COX Rail Conversion Mechanism Automobiles |
| 1961 CONGELLI Bowling Pin Conveying Mechanism |
| 1961 PULLMAN INC Laterally Movable Door Mechanism |
| 1961 BOVY Hoist Mechanism Outboard Motors Art |
| 1961 FALGE Remote Control Positioning Mechanism |
| 1961 WEIBEL Gun Training Trigger Mechanism Art |
| 1961 MEYER Mechanism Raising Lowering Outboard Motors |
| 1961 CURTISS WRIGHT CORP Vehicle Propulsion Mechanism |
| 1961 WALTON Dual Firing Trigger Gun Aiming Mechanism |
| 1961 REED Dual Rate Sear Mechanism Patent Print |
| 1961 BOND Pin Ball Elevator Release Mechanism |
| 1961 FLETCHER Firing Mechanism A Salvo Gun Art |
| 1961 SEFRIED Firing Mechanism Firearms Art Print |
| 1961 HOLAHAN Fishing Reel Drag Mechanism Patent |
| 1961 ANASTASIA Safety Arming Mechanism Art Print |
| 1961 KEMPTON Ammunition Feed Mechanism Patent |
| 1961 REUWER MILTON Trigger Mechanism Patent |
| 1961 GUTRIDGE Laterally Movable Door Mechanism |
| 1961 PETERSON Vehicle Propulsion Mechanism |
| 1961 SZCZEPANIK Sliding Door Mechanism Patent |
| 1961 TRANSP SASH INC Escape Sash Release Mechanism |
| 1961 HECKEL JR Rudder Mechanism Patent Print Art |
| 1961 JOSEPH TANNENBAUM Recoil Mechanism Patent |
| 1961 KING Actuating Mechanism For Fishing Reels |
| 1961 NORMAN Inertia Time Delay Mechanism Patent |
| 1961 ANTHONY Escape Sash Release Mechanism Art |
| 1961 LIZZA Firearm Firing Mechanism With Disconnector |
| 1961 ERNO Time Escapement Mechanism Recorders |
| 1961 MAGNUS Operating Mechanism Rail Lubricator |
| 1961 WALTON Cartridge Case Ejecting Mechanism |
| 1961 WOOD Vehicle Dump Body Hoist Mechanism Art |
| 1961 CURTISS WRIGHT CORP Ammunition Feed Mechanism |
| 1961 FLOYD Loading Releasing Mechanism Bow Arrow |
| 1961 ACF IND INC Sliding Door Mechanism Patent |
| 1961 DAVID Lip Moving Mechanism A Doll Or Like |
| 1961 DONALD Cushioning Mechanism Patent Print |
| 1961 ALBRECHT Pin Distributing Mechanism Patent |
| 1961 HODGSON Tilting Mechanism Outboard Motors |
| 1961 CLARKE Lift Mechanism Or The Like Patent |
| 1961 TED Ejection Bolt Mechanism Patent Print |
| 1961 INDIANA GEAR WORKS INC Rudder Mechanism Art |
| 1961 HERPICH Hoisting Dumping Mechanism Containers |
| 1961 TALBERT Spring Locking Mechanism Dump Vehicles |
| 1961 DYE Control Mechanism Actuating Rudders Art |
| 1961 HOLLOWAY Ball Pin Handling Mechanism Art |
| 1961 HUCK Bowling Pin Changing Mechanism Patent |