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SE Patent: SE-36,093
Rortang
Patentee:
Johan Petter Johansson - Enkoping, Sweden

USPTO Classifications:

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
Enkoplings Mekaniska Verkstad Aktiebolag - Enkoping, Sweden

Manufacturer:
B. A. Hjorth Co. - Enkoping, Sweden

Witnesses:
none listed

Patent Dates:
Granted: Jun. 28, 1912

Patent Pictures: [ 1 | 2 | 3 ]
J. P. Johansson patent June 28, 1912 (screen 1)
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SE-36093 (ESPACENET)
Description:
Modification of the adjustable tongs type pipe wrench in SE-1636. Refer to the entry for corresponding U.S. patent 1,112,619 for an English language description of the modifications.

Following Swedish practice, the patent was granted to the business, with Johansson listed as inventor.

The BAHCO Universal Pipe Wrench based on this patent was advertised internationally in 1914.

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