Back-up wrench for threaded connectors

Back-washable filter for liquids

Backdraft rubber skin mold pattern

Backer laminate

Backfill paste production facility and method and apparatus...

Backfire-resistant gas torch construction

Backflow blocking arrangement for an injection unit of an...

Backflow prevention device

Backflow proof gas mixer

Backflushed air filters

Backflushed air filters with quick opening multiple...

Backflushing filter

Backgauge device

Backgauge structure

Backguard

Backhoe clamping

Backhoe creep lever mechanism for an excavating vehicle

Backhoe front fender assembly

Backhoe grapple assembly

Backhoe stabilizer system