camera-lucida
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- pig leather for making gloves
- Brick model
- travelling microscope
- circular auto-control heating oven
- boring hose
- collar
- modular single point annunciator
- knitted fishing net
- demodulator of frequency shift signal
- neocupferron
- hardbake
- marsh mallow chocolate
- pin disk mill
- wool-mohair-silk mixed fabric
- rotary press
- wing float
- coaling crane
- round can end curler
- picture oscillating transformer
- eupolyphaga sinensis