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Patents Granted on 1821-11-??
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,398XNov. 02, 1821T. WhaleySliding door locks and boltshousehold tools
3,399XNov. 07, 1821W. WinningImprovement in ladies' reticules
3,400XNov. 10, 1821C.M. GrahamImprovement in fire grates, called the calorethousehold tools
3,401XNov. 10, 1821J. HumesMachine for digging canals, roads, etc.
3,402XNov. 13, 1821B. MestayerMachine for cutting the tops and bottoms of band boxes
3,403XNov. 15, 1821P.F. HerbinMetallic reeds for weaversweaver
3,404XNov. 16, 1821W. PyeAndironshousehold tools
3,405XNov. 16, 1821C. WilliamsRail ways
3,406XNov. 17, 1821O. PhelpsElastic floor for propelling boatsnautical propulsion apparatus
3,407XNov. 17, 1821G. Moorehouse, O. PhelpsPloughplows
3,408XNov. 22, 1821E. Trask, J. TraskBark millbark processing machines
NX-182,111,221Nov. 22, 1821B. FennyChair, Improvement in the Rocking Sofachairs
3,409XNov. 30, 1821T. Skidman (Skidmore)Boilers for steam enginesstationary boilers
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