Home / Albums / Technology / Inventions 25
- Breguet’S Tourbillon
- Drawing from U. S. Patent
- Part of the Drawings from U. S. Patent 186838
- Patent Drawing of the Hopkins Watch
- Remaining Drawings from U. S. Patent
- Polarized Ringer
- Type of Magneto Telephone
- Fire Engine
- Cash Register 2
- Cash Register
- Pedrail cimbing stairs
- Pedrail
- Microscope
- Improved high speed engine and dynamo
- Improved high speed engine and dynamo - fig 2
- Cross-staff
- High Pressure Blow-through Kier
- Horizontal Drying Machine
- The Mather Kier, cross section
- Roller Washing Machine
- Frick portable steam engine of 1877
- Edison with his Phonograph
- Breech loading Gingal (Chamber out)
- Using Bells phone
- Twine phones