Hairpin expander machine for manufacturing tube and fin heat...

Hand portable device for fastening a holding bar on a...

Hand tool for connecting wires to electrical terminals of an...

Handtool for releasing brake drum shoe adjuster member

Hard sintered tool and manufacturing method thereof

Headless riveting system

Heat exchanger assembly utilizing grommets and integral cast...

Heat exchanger assembly with wrapped tubing

Heat exchanger fin

Heat exchanger for solar energy

Heat exchanger plate having distortion resistant uniform pleats

Heat transfer elements

Heat transfer tube and method of making same

Heat-exchanger element and process for its manufacture

Helical insert and cutter bodies

Hemming machine

Hemostat and attachment for suturing organic tubular structures

High temperature abrasion resistant coatings

Hinge and a method for making the same

Holder for fasteners