USD316978S - Ruler/mathematical aid - Google Patents

Ruler/mathematical aid Download PDF

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Publication number
USD316978S
USD316978S US07/130,671 US13067187F USD316978S US D316978 S USD316978 S US D316978S US 13067187 F US13067187 F US 13067187F US D316978 S USD316978 S US D316978S
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US
United States
Prior art keywords
ruler
mathematical aid
mathematical
aid
view
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
US07/130,671
Inventor
Maureen T. Chesson
Phillipa G. Banks
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.)
Aesthetic Holdings Pty Ltd
Original Assignee
Aesthetic Holdings Pty Ltd
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 Aesthetic Holdings Pty Ltd filed Critical Aesthetic Holdings Pty Ltd
Assigned to AESTHETIC HOLDINGS PTY LTD, A CO. OF THE STATE OF WESTERN AUSTRALIA reassignment AESTHETIC HOLDINGS PTY LTD, A CO. OF THE STATE OF WESTERN AUSTRALIA ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: BANKS, PHILLIPA G., CHESSON, MAUREEN T.
Application granted granted Critical
Publication of USD316978S publication Critical patent/USD316978S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a top plan view of a ruler/mathematical aid showing our new design;
FIG. 2 is a right side elevational view, the left side elevational view being identical;
FIG. 3 is a front elevational view, the rear elevational view being identical; and
FIG. 4 is a bottom plan view thereof.
FIG. 5 shows the bottom plan view with cutout shapes thereon which is identical to the top plan view in FIG. 1 and is flat and unornamented.

Claims (1)

  1. The ornamental design for a ruler/mathematical aid, as shown.
US07/130,671 1987-06-12 1987-12-09 Ruler/mathematical aid Expired - Lifetime USD316978S (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2036/87 1987-06-12
AU198702036F AU99132S (en) 1987-06-12 1987-06-12 Ruler/mathematical aid

Publications (1)

Publication Number Publication Date
USD316978S true USD316978S (en) 1991-05-21

Family

ID=66387890

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/130,671 Expired - Lifetime USD316978S (en) 1987-06-12 1987-12-09 Ruler/mathematical aid

Country Status (2)

Country Link
US (1) USD316978S (en)
AU (1) AU99132S (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD781942S1 (en) * 2011-11-18 2017-03-21 Toyo Tanso Co., Ltd. Graphite sheet for protecting crucible
USD891413S1 (en) * 2016-11-21 2020-07-28 Government Of The United States As Represented By The Secretary Of The Air Force Cell phone case for orienteering and ground navigation

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
Dietzgen, Protractor Scale and Rules, 1946, p. 275.
Visual Systems, Scales, 86/87, pp. 196, 195.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD781942S1 (en) * 2011-11-18 2017-03-21 Toyo Tanso Co., Ltd. Graphite sheet for protecting crucible
USD891413S1 (en) * 2016-11-21 2020-07-28 Government Of The United States As Represented By The Secretary Of The Air Force Cell phone case for orienteering and ground navigation

Also Published As

Publication number Publication date
AU99132S (en) 1988-01-07

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