国际海事卫星组织从1977年开始筹备以来,已有十八个国家(美国、苏联、英国、法国、西德、日本、意大利、加拿大、澳大利亚、比利时、丹麦、希腊、印度、荷兰、西班牙、瑞典、挪威)参加了筹备工作。1979年3月26日在荷兰海牙召开了最后一次筹备会议,会上一致同意结束国际海事卫星组织的筹备工作,并决定今年七月五日在希腊雅典召开第一次国际海事卫星筹委会会 Since its inception in 1977, Inmarsat has been used by 18 countries (the United States, the Soviet Union, the United Kingdom, France, West Germany, Japan, Italy, Canada, Australia, Belgium, Denmark, Greece, India, the Netherlands, Spain, Sweden , Norway) participated in the preparatory work. The last preparatory meeting was held in The Hague, the Netherlands on March 26, 1979, at which it unanimously agreed to end the preparatory work for Inmarsat and decided to hold the first Inmarsat Commission on July 5 this year in Athens, Greece