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United States Patent D779,127
Sanchez February 14, 2017

Industrial protection helmet with headband adjusted by a ratchet knob


CLAIM The original design for an industrial protection helmet with headband adjusted by a ratchet knob, as shown and described.
Inventors: Sanchez; Eduardo Alva (Mexico City, MX)
Name City State Country Type

Soldadoras Industriales Infra, S.A. DE C.V.

Naucalpan de Juarez


Assignee: SOLDADORAS INDUSTRIALES INFRA, S.A. DE C.V. (Naucalpan de Juarez, MX)
Appl. No.: D/536,075
Filed: August 13, 2015

Current U.S. Class: D29/104
Current International Class: 2901
Field of Search: ;D29/102-107,122

References Cited [Referenced By]

U.S. Patent Documents
6497493 December 2002 Theisen
D756038 May 2016 Yang
D756568 May 2016 Scanlon
Primary Examiner: Delehanty; Robert
Attorney, Agent or Firm: Westman, Champlin & Koehler, P.A. Sawicki; Z. Peter


FIG. 1 is a front view of the industrial protection helmet with headband adjusted by a ratchet knob;

FIG. 2 is a rear view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

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