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