Blackhawk Mfg.

 

Link to our Blackhawk Research Notes Page

American Grinder Assigned Patents

Blackhawk Manufacturing (Milwaukee, WI)

   Sub Brands / Trade Names / Trademarks

BH_Orig_60139111

BH-RP_60357276

  • Blackhawk (VALVES FOR CONTROLLING THE FLOW OF FLUIDS THROUGH CONDUITS; METALLIC PIPES AND TUBES; AND PIPE, TUBE AND HOSE COUPLINGS) (First Use 3/1927)

BH-Blackhawk_71502796

  • Lock-On (WRENCHES AND TWISTING TOOL SETS FOR NUT, STUD, AND BOLT DRIVING​) (First use "on or before" 6/30/1930)  //  (CONDUIT BENDERS, KNOCKOUT PUNCHES, AND ELECTRICALLY OPERATED PUMPS) (First Use 8/1/1938)

BH-Lock-On_71542434

BH-Hex_60569369

BH-Hex-Chief_60352718

  • Porto-Power (METAL STRAIGHTENING MACHINES AND PARTS THEREOF) (First Use 12/20/1934)

BH-Porto-Power_71538865

  • Wedgie (Metal Bending and Straightening Tools) (First Use 1/1941)

BH-Wedgie_71482458

  • Flex-Head (Heads for Hydraulic Jacks) (First Use 10/28/1936)

BH-Flex-Head_71387732

BH-Free-Wheeling_60292433

  • Treasure Chest (Sets of Tools consisting of Wrenches and Parts Thereof) (First Use 3/31/1930)

BH-Treasure-Chest_71307299

  • Adjusto (Wrenches & Wrench Sets) (First Use March, 1933)

BH-Adjusto_60419119

  • TORKFLASH - styalized letters/logo (Torque Wrenches) (First Use 11/15/1938)

BH-Torkflash_60371408

  • WEDG-HEAD (Open End Wrenches & Wrench Sets) (First Use 1/20/1953)

BH-Wedg-Head_60600840

  • HeXo (Wrenches)
  • Hexite (Wrenches, 7/16" drive sockets) (~1937 - 1955)
  • NUGGET (Plaid pattern, Checkered pattern in Gold or Yellow) (Wrenches & Twisting Tool Sets) (First Use 2/14/1938)

BH-Nugget_60416406

  • Nuggies (Wrenches & Twisting Tool Sets) (~1940-1955) (First Use 12/1/1939)

BH-Nuggies_60509684

  • Bantam (Body Work Tools) (First Use 12/1940)

BH-Bantam_71482459

All Blackhawk Patents