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The Convention du Mètre of May 20, 1875 is an international treaty that established what is now known as the SI system of units. It is written in French, and called in English the Metre Convention, or, in the United States, the Meter Convention or Treaty of the Meter. It was revised at the 6th CGPM in 1921. In 1960, the system of units it established was renamed the Système international d'unités (SI) ("International System of Units"). May 20 is the 140th day of the year in the Gregorian Calendar (141st in leap years). ...
1875 was a common year starting on Friday (see link for calendar). ...
The International System of Units (abbreviated SI from the French phrase, Système International dUnités) is the most widely used system of units. ...
The Conférence générale des poids et mesures (General Conference on Weights and Measures or CGPM) is one of the three organizations established to maintain the SI system under the terms of the Metre Convention (1875). ...
1921 was a common year starting on Saturday (see link for calendar). ...
1960 was a leap year starting on Friday (link will take you to calendar). ...
The International System of Units (abbreviated SI from the French phrase, Système International dUnités) is the most widely used system of units. ...
The Convention created three main organizations:
The Conférence générale des poids et mesures (General Conference on Weights and Measures or CGPM) is one of the three organizations established to maintain the SI system under the terms of the Metre Convention (1875). ...
The Bureau International des Poids et Mesures (International Bureau of Weights and Measures, or BIPM) is a standards organization, one of the three organizations established to maintain the SI system under the terms of the Metre Convention. ...
Sèvres is a commune of the Hauts-de-Seine département in France. ...
The Comité international des poids et mesures (CIPM, written in English Comité International des Poids et Mesures or International Committee for Weights and Measures) consists of eighteen persons from Member States of the Convention du Mètre (Metre Convention). ...
Signatories There were originally 17 signatories to the treaty. This number grew to 21 in 1900, 32 in 1950, 44 by 1975, 48 by 1997, and 49 by 2001. As of 2005, there are 51 signatories (http://www.bipm.fr/fr/convention/member_states/): 1900 is a common year starting on Monday. ...
1950 was a common year starting on Sunday (link will take you to calendar). ...
1975 was a common year starting on Wednesday (the link is to a full 1975 calendar). ...
1997 is a common year starting on Wednesday of the Gregorian calendar, and was designated the International Year of the Reef. ...
2001 is a common year starting on Monday of the Gregorian calendar. ...
2005 is a common year starting on Saturday of the Gregorian calendar. ...
Seventeen other states have associate status: The Republic of China (Traditional Chinese: 中華民國; Simplified Chinese: 中华民国; Wade-Giles: Chung-hua Min-kuo, Tongyong Pinyin: JhongHuá MínGuó, Hanyu Pinyin: Zhōnghuá Mínguó) is a multiparty democratic state that is de facto composed of the island groups of Taiwan, the Pescadores, Quemoy, and the Matsu. ...
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