Add to ORKGPatent for an improvement to combination locks. "It consists of various devices, which are operated by a revolving wheel having a number of projections or pins upon its periphery, which differ so materially from each other in shape that they can be easily recognized by day or night by the touch alone." (Lines 13-19) Illustration included
Patent for a new and improved lock. This design consists "[i]n a lock, the combination of the latch,...
Patent for "Improvements in Combination Drill-Bits and Drill-Shanks" (lines 6-7) including illustrat...
Patent for an improvement for slide door fasteners and locks. Description and illustrations are atta...
Patent for an improvement in the science of combination locks. Illustrations and instructions are in...
Patent for a new and improved combination lock. This design consists of "[a] door having at its edge...
Patent for a permutation-padlock that "has for its object to provide a simple, inexpensive, and effi...
Patent for a new and improved lock which includes "certain novel constructions, combinations, and ar...
Patent for improved combination locks, with a bolt that is locked or unlocked by the combination of ...
Patent for combination latch-locks, "in such manner as that the knob-latch, while performing its spe...
Patent for improvements in nut-locks, "wherein a ratchet and pawl is employed to prevent retrograde ...
Patent for "an improvement in domestic spinning wheels; and it consists in the combination of parts ...
Patent for new and improved Nut-Locks, allowing for "a simple, strong, durable, and efficient arrang...
Patent for a new and improved lock. This design is "to provide a padlock having a two-part locking-b...
Patent for a new and improved combination wrench. This design "is to provide a wrench whose moveable...
Patent for "new and useful improvement in Gun-Lock" (lines 4-5) including instructions and illustrat...
Patent for a new and improved lock. This design consists "[i]n a lock, the combination of the latch,...
Patent for "Improvements in Combination Drill-Bits and Drill-Shanks" (lines 6-7) including illustrat...
Patent for an improvement for slide door fasteners and locks. Description and illustrations are atta...
Patent for an improvement in the science of combination locks. Illustrations and instructions are in...
Patent for a new and improved combination lock. This design consists of "[a] door having at its edge...
Patent for a permutation-padlock that "has for its object to provide a simple, inexpensive, and effi...
Patent for a new and improved lock which includes "certain novel constructions, combinations, and ar...
Patent for improved combination locks, with a bolt that is locked or unlocked by the combination of ...
Patent for combination latch-locks, "in such manner as that the knob-latch, while performing its spe...
Patent for improvements in nut-locks, "wherein a ratchet and pawl is employed to prevent retrograde ...
Patent for "an improvement in domestic spinning wheels; and it consists in the combination of parts ...
Patent for new and improved Nut-Locks, allowing for "a simple, strong, durable, and efficient arrang...
Patent for a new and improved lock. This design is "to provide a padlock having a two-part locking-b...
Patent for a new and improved combination wrench. This design "is to provide a wrench whose moveable...
Patent for "new and useful improvement in Gun-Lock" (lines 4-5) including instructions and illustrat...
Patent for a new and improved lock. This design consists "[i]n a lock, the combination of the latch,...
Patent for "Improvements in Combination Drill-Bits and Drill-Shanks" (lines 6-7) including illustrat...
Patent for an improvement for slide door fasteners and locks. Description and illustrations are atta...