All resumes contain much of the same kind of information. What varies is the way it is organized. Leave objectives to your cover letter, and you will get more mileage out of your resume. On the other hand, preparing targeted resumes for a specific objective is always the best policy. Word processors allow so much flexibility in the terms you chose to highlight or omit depending entirely on each situation.
Dates are dangerous sometimes.
The thing about dates is they march along in nice little regiments, and it is easy to see when some have fallen out of the line. While you can't avoid them when filling out applications, they can be easily omitted from the resume. Substitute how long you held a position or the number of years experience with a certain skill. Judging by the cover You will be judged by your cover. Count on it.