| United States. Congress. Senate. Committee on Commerce - 1968 - 830 sayfa
...20 but still must be approved by the California Senate. BUMMABT At this time, we continue to believe that clean air quality objectives can be achieved most quickly and at a lower price through further development of the internal combustion engine. However, new ideas are needed... | |
| United States. Congress. Senate. Commerce - 1968 - 360 sayfa
...20 but still must be approved by the California Senate. SUMMARY At this time, we continue to believe that clean air quality objectives can be achieved most quickly and at a lower price through further development of the internal combustion engine. However, new ideas are needed... | |
| United States. Congress. Senate. Commerce - 1969 - 220 sayfa
...low-emission external combustion system.124 At the hearings General Motors stated that "we continue to believe that clean air quality objectives can be achieved most quickly and at a lower price through further development of the internal combustion engine." 125 In a recent letter to the... | |
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