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