Joined by family members of concerned students, the protesters demanded withdrawal of the case against them.
Dalit leaders Jarnail Nangal and Harbhajan Suman while addressing rally of protesters, alleged that SAD-BJP government was "anti-dalit" and was framing them in "false cases."
Slogans against police and state government were also raised.
They alleged that the school teacher Sarabjit Singh, who had accused Gurpreet Singh and Jaspreet Singh, tenth class students of nearby Palahi village school, to be among the assailants, had actually repeatedly used caste-specific words against Gurpreet, an SC student.
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The other student Jaspreet was non-SC, it may be mentioned. But school teacher Sarabjit Singh denied the allegations.
Sarabjit had alleged that he was attacked on September 14 by some persons, including aforesaid two students, whom he had prevented from indulging in objectionable activities in the school the preceding day.
He alleged that he was intercepted and attacked while he was going back on his motorcycle to his Lamapind village after school hours.
Meanwhile, protestors lifted their dharna after DSP Manpreet Singh Dhillon assured them of justice.