USD252767S - Fan for anti-dust helmet - Google Patents

Fan for anti-dust helmet Download PDF

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Publication number
USD252767S
USD252767S US05/757,609 US75760977F USD252767S US D252767 S USD252767 S US D252767S US 75760977 F US75760977 F US 75760977F US D252767 S USD252767 S US D252767S
Authority
US
United States
Prior art keywords
fan
dust helmet
dust
helmet
ornamental design
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
US05/757,609
Inventor
Raymond Odell
Brian A. Lowe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RACAL ACOUSTIC SERVICES Ltd
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to US05/757,609 priority Critical patent/USD252767S/en
Application granted granted Critical
Publication of USD252767S publication Critical patent/USD252767S/en
Assigned to RACAL SAFETY LIMITED reassignment RACAL SAFETY LIMITED ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: RACAL ACOUSTIC SERVICES LIMITED
Assigned to RACAL ACOUSTIC SERVICES LIMITED reassignment RACAL ACOUSTIC SERVICES LIMITED CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: AMPLIVOX COMMUNICATIONS LIMITED (CHANGED TO), RACAL ACOUSTIC SERVICES LIMITED (CHANGED TO), RACAL AMPLIVOX LIMITED, RACAL-AMPLIVOX COMMUNICATIONS LIMITED (CHANGED TO)
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view taken from the top, front, and one side of a fan for an anti-dust helmet showing our new design;
FIG. 2 is a perspective view taken from the bottom, rear, and side opposite that in FIG. 1;
FIG. 3 is an elevational view taken from the side shown in FIG. 1;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a top plan view thereof.

Claims (1)

  1. The ornamental design for a fan for anti-dust helmet, as shown.
US05/757,609 1976-08-18 1977-01-07 Fan for anti-dust helmet Expired - Lifetime USD252767S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/757,609 USD252767S (en) 1976-08-18 1977-01-07 Fan for anti-dust helmet

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA976848 1976-08-18
US05/757,609 USD252767S (en) 1976-08-18 1977-01-07 Fan for anti-dust helmet

Publications (1)

Publication Number Publication Date
USD252767S true USD252767S (en) 1979-08-28

Family

ID=69742111

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/757,609 Expired - Lifetime USD252767S (en) 1976-08-18 1977-01-07 Fan for anti-dust helmet

Country Status (1)

Country Link
US (1) USD252767S (en)

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